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Diffstat (limited to 'venv/lib/python3.11/site-packages/httpx')
49 files changed, 9033 insertions, 0 deletions
diff --git a/venv/lib/python3.11/site-packages/httpx/__init__.py b/venv/lib/python3.11/site-packages/httpx/__init__.py new file mode 100644 index 0000000..f61112f --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/__init__.py @@ -0,0 +1,138 @@ +from .__version__ import __description__, __title__, __version__ +from ._api import delete, get, head, options, patch, post, put, request, stream +from ._auth import Auth, BasicAuth, DigestAuth, NetRCAuth +from ._client import USE_CLIENT_DEFAULT, AsyncClient, Client +from ._config import Limits, Proxy, Timeout, create_ssl_context +from ._content import ByteStream +from ._exceptions import ( + CloseError, + ConnectError, + ConnectTimeout, + CookieConflict, + DecodingError, + HTTPError, + HTTPStatusError, + InvalidURL, + LocalProtocolError, + NetworkError, + PoolTimeout, + ProtocolError, + ProxyError, + ReadError, + ReadTimeout, + RemoteProtocolError, + RequestError, + RequestNotRead, + ResponseNotRead, + StreamClosed, + StreamConsumed, + StreamError, + TimeoutException, + TooManyRedirects, + TransportError, + UnsupportedProtocol, + WriteError, + WriteTimeout, +) +from ._models import Cookies, Headers, Request, Response +from ._status_codes import codes +from ._transports.asgi import ASGITransport +from ._transports.base import AsyncBaseTransport, BaseTransport +from ._transports.default import AsyncHTTPTransport, HTTPTransport +from ._transports.mock import MockTransport +from ._transports.wsgi import WSGITransport +from ._types import AsyncByteStream, SyncByteStream +from ._urls import URL, QueryParams + +try: + from ._main import main +except ImportError: # pragma: no cover + + def main() -> None: # type: ignore + import sys + + print( + "The httpx command line client could not run because the required " + "dependencies were not installed.\nMake sure you've installed " + "everything with: pip install 'httpx[cli]'" + ) + sys.exit(1) + + +__all__ = [ + "__description__", + "__title__", + "__version__", + "ASGITransport", + "AsyncBaseTransport", + "AsyncByteStream", + "AsyncClient", + "AsyncHTTPTransport", + "Auth", + "BaseTransport", + "BasicAuth", + "ByteStream", + "Client", + "CloseError", + "codes", + "ConnectError", + "ConnectTimeout", + "CookieConflict", + "Cookies", + "create_ssl_context", + "DecodingError", + "delete", + "DigestAuth", + "get", + "head", + "Headers", + "HTTPError", + "HTTPStatusError", + "HTTPTransport", + "InvalidURL", + "Limits", + "LocalProtocolError", + "main", + "MockTransport", + "NetRCAuth", + "NetworkError", + "options", + "patch", + "PoolTimeout", + "post", + "ProtocolError", + "Proxy", + "ProxyError", + "put", + "QueryParams", + "ReadError", + "ReadTimeout", + "RemoteProtocolError", + "request", + "Request", + "RequestError", + "RequestNotRead", + "Response", + "ResponseNotRead", + "stream", + "StreamClosed", + "StreamConsumed", + "StreamError", + "SyncByteStream", + "Timeout", + "TimeoutException", + "TooManyRedirects", + "TransportError", + "UnsupportedProtocol", + "URL", + "USE_CLIENT_DEFAULT", + "WriteError", + "WriteTimeout", + "WSGITransport", +] + + +__locals = locals() +for __name in __all__: + if not __name.startswith("__"): + setattr(__locals[__name], "__module__", "httpx") # noqa diff --git a/venv/lib/python3.11/site-packages/httpx/__pycache__/__init__.cpython-311.pyc b/venv/lib/python3.11/site-packages/httpx/__pycache__/__init__.cpython-311.pyc Binary files differnew file mode 100644 index 0000000..3a51b91 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/__pycache__/__init__.cpython-311.pyc diff --git a/venv/lib/python3.11/site-packages/httpx/__pycache__/__version__.cpython-311.pyc b/venv/lib/python3.11/site-packages/httpx/__pycache__/__version__.cpython-311.pyc Binary files differnew file mode 100644 index 0000000..3630da7 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/__pycache__/__version__.cpython-311.pyc diff --git 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a/venv/lib/python3.11/site-packages/httpx/__pycache__/_utils.cpython-311.pyc b/venv/lib/python3.11/site-packages/httpx/__pycache__/_utils.cpython-311.pyc Binary files differnew file mode 100644 index 0000000..9a96da9 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/__pycache__/_utils.cpython-311.pyc diff --git a/venv/lib/python3.11/site-packages/httpx/__version__.py b/venv/lib/python3.11/site-packages/httpx/__version__.py new file mode 100644 index 0000000..c121a89 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/__version__.py @@ -0,0 +1,3 @@ +__title__ = "httpx" +__description__ = "A next generation HTTP client, for Python 3." +__version__ = "0.27.0" diff --git a/venv/lib/python3.11/site-packages/httpx/_api.py b/venv/lib/python3.11/site-packages/httpx/_api.py new file mode 100644 index 0000000..b5821cc --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_api.py @@ -0,0 +1,467 @@ +from __future__ import annotations + +import typing +from contextlib import contextmanager + +from ._client import Client +from ._config import DEFAULT_TIMEOUT_CONFIG +from ._models import Response +from ._types import ( + AuthTypes, + CertTypes, + CookieTypes, + HeaderTypes, + ProxiesTypes, + ProxyTypes, + QueryParamTypes, + RequestContent, + RequestData, + RequestFiles, + TimeoutTypes, + URLTypes, + VerifyTypes, +) + + +def request( + method: str, + url: URLTypes, + *, + params: QueryParamTypes | None = None, + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: typing.Any | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | None = None, + proxy: ProxyTypes | None = None, + proxies: ProxiesTypes | None = None, + timeout: TimeoutTypes = DEFAULT_TIMEOUT_CONFIG, + follow_redirects: bool = False, + verify: VerifyTypes = True, + cert: CertTypes | None = None, + trust_env: bool = True, +) -> Response: + """ + Sends an HTTP request. + + **Parameters:** + + * **method** - HTTP method for the new `Request` object: `GET`, `OPTIONS`, + `HEAD`, `POST`, `PUT`, `PATCH`, or `DELETE`. + * **url** - URL for the new `Request` object. + * **params** - *(optional)* Query parameters to include in the URL, as a + string, dictionary, or sequence of two-tuples. + * **content** - *(optional)* Binary content to include in the body of the + request, as bytes or a byte iterator. + * **data** - *(optional)* Form data to include in the body of the request, + as a dictionary. + * **files** - *(optional)* A dictionary of upload files to include in the + body of the request. + * **json** - *(optional)* A JSON serializable object to include in the body + of the request. + * **headers** - *(optional)* Dictionary of HTTP headers to include in the + request. + * **cookies** - *(optional)* Dictionary of Cookie items to include in the + request. + * **auth** - *(optional)* An authentication class to use when sending the + request. + * **proxy** - *(optional)* A proxy URL where all the traffic should be routed. + * **proxies** - *(optional)* A dictionary mapping proxy keys to proxy URLs. + * **timeout** - *(optional)* The timeout configuration to use when sending + the request. + * **follow_redirects** - *(optional)* Enables or disables HTTP redirects. + * **verify** - *(optional)* SSL certificates (a.k.a CA bundle) used to + verify the identity of requested hosts. Either `True` (default CA bundle), + a path to an SSL certificate file, an `ssl.SSLContext`, or `False` + (which will disable verification). + * **cert** - *(optional)* An SSL certificate used by the requested host + to authenticate the client. Either a path to an SSL certificate file, or + two-tuple of (certificate file, key file), or a three-tuple of (certificate + file, key file, password). + * **trust_env** - *(optional)* Enables or disables usage of environment + variables for configuration. + + **Returns:** `Response` + + Usage: + + ``` + >>> import httpx + >>> response = httpx.request('GET', 'https://httpbin.org/get') + >>> response + <Response [200 OK]> + ``` + """ + with Client( + cookies=cookies, + proxy=proxy, + proxies=proxies, + cert=cert, + verify=verify, + timeout=timeout, + trust_env=trust_env, + ) as client: + return client.request( + method=method, + url=url, + content=content, + data=data, + files=files, + json=json, + params=params, + headers=headers, + auth=auth, + follow_redirects=follow_redirects, + ) + + +@contextmanager +def stream( + method: str, + url: URLTypes, + *, + params: QueryParamTypes | None = None, + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: typing.Any | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | None = None, + proxy: ProxyTypes | None = None, + proxies: ProxiesTypes | None = None, + timeout: TimeoutTypes = DEFAULT_TIMEOUT_CONFIG, + follow_redirects: bool = False, + verify: VerifyTypes = True, + cert: CertTypes | None = None, + trust_env: bool = True, +) -> typing.Iterator[Response]: + """ + Alternative to `httpx.request()` that streams the response body + instead of loading it into memory at once. + + **Parameters**: See `httpx.request`. + + See also: [Streaming Responses][0] + + [0]: /quickstart#streaming-responses + """ + with Client( + cookies=cookies, + proxy=proxy, + proxies=proxies, + cert=cert, + verify=verify, + timeout=timeout, + trust_env=trust_env, + ) as client: + with client.stream( + method=method, + url=url, + content=content, + data=data, + files=files, + json=json, + params=params, + headers=headers, + auth=auth, + follow_redirects=follow_redirects, + ) as response: + yield response + + +def get( + url: URLTypes, + *, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | None = None, + proxy: ProxyTypes | None = None, + proxies: ProxiesTypes | None = None, + follow_redirects: bool = False, + cert: CertTypes | None = None, + verify: VerifyTypes = True, + timeout: TimeoutTypes = DEFAULT_TIMEOUT_CONFIG, + trust_env: bool = True, +) -> Response: + """ + Sends a `GET` request. + + **Parameters**: See `httpx.request`. + + Note that the `data`, `files`, `json` and `content` parameters are not available + on this function, as `GET` requests should not include a request body. + """ + return request( + "GET", + url, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + proxy=proxy, + proxies=proxies, + follow_redirects=follow_redirects, + cert=cert, + verify=verify, + timeout=timeout, + trust_env=trust_env, + ) + + +def options( + url: URLTypes, + *, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | None = None, + proxy: ProxyTypes | None = None, + proxies: ProxiesTypes | None = None, + follow_redirects: bool = False, + cert: CertTypes | None = None, + verify: VerifyTypes = True, + timeout: TimeoutTypes = DEFAULT_TIMEOUT_CONFIG, + trust_env: bool = True, +) -> Response: + """ + Sends an `OPTIONS` request. + + **Parameters**: See `httpx.request`. + + Note that the `data`, `files`, `json` and `content` parameters are not available + on this function, as `OPTIONS` requests should not include a request body. + """ + return request( + "OPTIONS", + url, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + proxy=proxy, + proxies=proxies, + follow_redirects=follow_redirects, + cert=cert, + verify=verify, + timeout=timeout, + trust_env=trust_env, + ) + + +def head( + url: URLTypes, + *, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | None = None, + proxy: ProxyTypes | None = None, + proxies: ProxiesTypes | None = None, + follow_redirects: bool = False, + cert: CertTypes | None = None, + verify: VerifyTypes = True, + timeout: TimeoutTypes = DEFAULT_TIMEOUT_CONFIG, + trust_env: bool = True, +) -> Response: + """ + Sends a `HEAD` request. + + **Parameters**: See `httpx.request`. + + Note that the `data`, `files`, `json` and `content` parameters are not available + on this function, as `HEAD` requests should not include a request body. + """ + return request( + "HEAD", + url, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + proxy=proxy, + proxies=proxies, + follow_redirects=follow_redirects, + cert=cert, + verify=verify, + timeout=timeout, + trust_env=trust_env, + ) + + +def post( + url: URLTypes, + *, + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: typing.Any | None = None, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | None = None, + proxy: ProxyTypes | None = None, + proxies: ProxiesTypes | None = None, + follow_redirects: bool = False, + cert: CertTypes | None = None, + verify: VerifyTypes = True, + timeout: TimeoutTypes = DEFAULT_TIMEOUT_CONFIG, + trust_env: bool = True, +) -> Response: + """ + Sends a `POST` request. + + **Parameters**: See `httpx.request`. + """ + return request( + "POST", + url, + content=content, + data=data, + files=files, + json=json, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + proxy=proxy, + proxies=proxies, + follow_redirects=follow_redirects, + cert=cert, + verify=verify, + timeout=timeout, + trust_env=trust_env, + ) + + +def put( + url: URLTypes, + *, + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: typing.Any | None = None, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | None = None, + proxy: ProxyTypes | None = None, + proxies: ProxiesTypes | None = None, + follow_redirects: bool = False, + cert: CertTypes | None = None, + verify: VerifyTypes = True, + timeout: TimeoutTypes = DEFAULT_TIMEOUT_CONFIG, + trust_env: bool = True, +) -> Response: + """ + Sends a `PUT` request. + + **Parameters**: See `httpx.request`. + """ + return request( + "PUT", + url, + content=content, + data=data, + files=files, + json=json, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + proxy=proxy, + proxies=proxies, + follow_redirects=follow_redirects, + cert=cert, + verify=verify, + timeout=timeout, + trust_env=trust_env, + ) + + +def patch( + url: URLTypes, + *, + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: typing.Any | None = None, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | None = None, + proxy: ProxyTypes | None = None, + proxies: ProxiesTypes | None = None, + follow_redirects: bool = False, + cert: CertTypes | None = None, + verify: VerifyTypes = True, + timeout: TimeoutTypes = DEFAULT_TIMEOUT_CONFIG, + trust_env: bool = True, +) -> Response: + """ + Sends a `PATCH` request. + + **Parameters**: See `httpx.request`. + """ + return request( + "PATCH", + url, + content=content, + data=data, + files=files, + json=json, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + proxy=proxy, + proxies=proxies, + follow_redirects=follow_redirects, + cert=cert, + verify=verify, + timeout=timeout, + trust_env=trust_env, + ) + + +def delete( + url: URLTypes, + *, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | None = None, + proxy: ProxyTypes | None = None, + proxies: ProxiesTypes | None = None, + follow_redirects: bool = False, + cert: CertTypes | None = None, + verify: VerifyTypes = True, + timeout: TimeoutTypes = DEFAULT_TIMEOUT_CONFIG, + trust_env: bool = True, +) -> Response: + """ + Sends a `DELETE` request. + + **Parameters**: See `httpx.request`. + + Note that the `data`, `files`, `json` and `content` parameters are not available + on this function, as `DELETE` requests should not include a request body. + """ + return request( + "DELETE", + url, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + proxy=proxy, + proxies=proxies, + follow_redirects=follow_redirects, + cert=cert, + verify=verify, + timeout=timeout, + trust_env=trust_env, + ) diff --git a/venv/lib/python3.11/site-packages/httpx/_auth.py b/venv/lib/python3.11/site-packages/httpx/_auth.py new file mode 100644 index 0000000..903e399 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_auth.py @@ -0,0 +1,345 @@ +from __future__ import annotations + +import hashlib +import os +import re +import time +import typing +from base64 import b64encode +from urllib.request import parse_http_list + +from ._exceptions import ProtocolError +from ._models import Cookies, Request, Response +from ._utils import to_bytes, to_str, unquote + +if typing.TYPE_CHECKING: # pragma: no cover + from hashlib import _Hash + + +class Auth: + """ + Base class for all authentication schemes. + + To implement a custom authentication scheme, subclass `Auth` and override + the `.auth_flow()` method. + + If the authentication scheme does I/O such as disk access or network calls, or uses + synchronization primitives such as locks, you should override `.sync_auth_flow()` + and/or `.async_auth_flow()` instead of `.auth_flow()` to provide specialized + implementations that will be used by `Client` and `AsyncClient` respectively. + """ + + requires_request_body = False + requires_response_body = False + + def auth_flow(self, request: Request) -> typing.Generator[Request, Response, None]: + """ + Execute the authentication flow. + + To dispatch a request, `yield` it: + + ``` + yield request + ``` + + The client will `.send()` the response back into the flow generator. You can + access it like so: + + ``` + response = yield request + ``` + + A `return` (or reaching the end of the generator) will result in the + client returning the last response obtained from the server. + + You can dispatch as many requests as is necessary. + """ + yield request + + def sync_auth_flow( + self, request: Request + ) -> typing.Generator[Request, Response, None]: + """ + Execute the authentication flow synchronously. + + By default, this defers to `.auth_flow()`. You should override this method + when the authentication scheme does I/O and/or uses concurrency primitives. + """ + if self.requires_request_body: + request.read() + + flow = self.auth_flow(request) + request = next(flow) + + while True: + response = yield request + if self.requires_response_body: + response.read() + + try: + request = flow.send(response) + except StopIteration: + break + + async def async_auth_flow( + self, request: Request + ) -> typing.AsyncGenerator[Request, Response]: + """ + Execute the authentication flow asynchronously. + + By default, this defers to `.auth_flow()`. You should override this method + when the authentication scheme does I/O and/or uses concurrency primitives. + """ + if self.requires_request_body: + await request.aread() + + flow = self.auth_flow(request) + request = next(flow) + + while True: + response = yield request + if self.requires_response_body: + await response.aread() + + try: + request = flow.send(response) + except StopIteration: + break + + +class FunctionAuth(Auth): + """ + Allows the 'auth' argument to be passed as a simple callable function, + that takes the request, and returns a new, modified request. + """ + + def __init__(self, func: typing.Callable[[Request], Request]) -> None: + self._func = func + + def auth_flow(self, request: Request) -> typing.Generator[Request, Response, None]: + yield self._func(request) + + +class BasicAuth(Auth): + """ + Allows the 'auth' argument to be passed as a (username, password) pair, + and uses HTTP Basic authentication. + """ + + def __init__(self, username: str | bytes, password: str | bytes) -> None: + self._auth_header = self._build_auth_header(username, password) + + def auth_flow(self, request: Request) -> typing.Generator[Request, Response, None]: + request.headers["Authorization"] = self._auth_header + yield request + + def _build_auth_header(self, username: str | bytes, password: str | bytes) -> str: + userpass = b":".join((to_bytes(username), to_bytes(password))) + token = b64encode(userpass).decode() + return f"Basic {token}" + + +class NetRCAuth(Auth): + """ + Use a 'netrc' file to lookup basic auth credentials based on the url host. + """ + + def __init__(self, file: str | None = None) -> None: + # Lazily import 'netrc'. + # There's no need for us to load this module unless 'NetRCAuth' is being used. + import netrc + + self._netrc_info = netrc.netrc(file) + + def auth_flow(self, request: Request) -> typing.Generator[Request, Response, None]: + auth_info = self._netrc_info.authenticators(request.url.host) + if auth_info is None or not auth_info[2]: + # The netrc file did not have authentication credentials for this host. + yield request + else: + # Build a basic auth header with credentials from the netrc file. + request.headers["Authorization"] = self._build_auth_header( + username=auth_info[0], password=auth_info[2] + ) + yield request + + def _build_auth_header(self, username: str | bytes, password: str | bytes) -> str: + userpass = b":".join((to_bytes(username), to_bytes(password))) + token = b64encode(userpass).decode() + return f"Basic {token}" + + +class DigestAuth(Auth): + _ALGORITHM_TO_HASH_FUNCTION: dict[str, typing.Callable[[bytes], _Hash]] = { + "MD5": hashlib.md5, + "MD5-SESS": hashlib.md5, + "SHA": hashlib.sha1, + "SHA-SESS": hashlib.sha1, + "SHA-256": hashlib.sha256, + "SHA-256-SESS": hashlib.sha256, + "SHA-512": hashlib.sha512, + "SHA-512-SESS": hashlib.sha512, + } + + def __init__(self, username: str | bytes, password: str | bytes) -> None: + self._username = to_bytes(username) + self._password = to_bytes(password) + self._last_challenge: _DigestAuthChallenge | None = None + self._nonce_count = 1 + + def auth_flow(self, request: Request) -> typing.Generator[Request, Response, None]: + if self._last_challenge: + request.headers["Authorization"] = self._build_auth_header( + request, self._last_challenge + ) + + response = yield request + + if response.status_code != 401 or "www-authenticate" not in response.headers: + # If the response is not a 401 then we don't + # need to build an authenticated request. + return + + for auth_header in response.headers.get_list("www-authenticate"): + if auth_header.lower().startswith("digest "): + break + else: + # If the response does not include a 'WWW-Authenticate: Digest ...' + # header, then we don't need to build an authenticated request. + return + + self._last_challenge = self._parse_challenge(request, response, auth_header) + self._nonce_count = 1 + + request.headers["Authorization"] = self._build_auth_header( + request, self._last_challenge + ) + if response.cookies: + Cookies(response.cookies).set_cookie_header(request=request) + yield request + + def _parse_challenge( + self, request: Request, response: Response, auth_header: str + ) -> _DigestAuthChallenge: + """ + Returns a challenge from a Digest WWW-Authenticate header. + These take the form of: + `Digest realm="realm@host.com",qop="auth,auth-int",nonce="abc",opaque="xyz"` + """ + scheme, _, fields = auth_header.partition(" ") + + # This method should only ever have been called with a Digest auth header. + assert scheme.lower() == "digest" + + header_dict: dict[str, str] = {} + for field in parse_http_list(fields): + key, value = field.strip().split("=", 1) + header_dict[key] = unquote(value) + + try: + realm = header_dict["realm"].encode() + nonce = header_dict["nonce"].encode() + algorithm = header_dict.get("algorithm", "MD5") + opaque = header_dict["opaque"].encode() if "opaque" in header_dict else None + qop = header_dict["qop"].encode() if "qop" in header_dict else None + return _DigestAuthChallenge( + realm=realm, nonce=nonce, algorithm=algorithm, opaque=opaque, qop=qop + ) + except KeyError as exc: + message = "Malformed Digest WWW-Authenticate header" + raise ProtocolError(message, request=request) from exc + + def _build_auth_header( + self, request: Request, challenge: _DigestAuthChallenge + ) -> str: + hash_func = self._ALGORITHM_TO_HASH_FUNCTION[challenge.algorithm.upper()] + + def digest(data: bytes) -> bytes: + return hash_func(data).hexdigest().encode() + + A1 = b":".join((self._username, challenge.realm, self._password)) + + path = request.url.raw_path + A2 = b":".join((request.method.encode(), path)) + # TODO: implement auth-int + HA2 = digest(A2) + + nc_value = b"%08x" % self._nonce_count + cnonce = self._get_client_nonce(self._nonce_count, challenge.nonce) + self._nonce_count += 1 + + HA1 = digest(A1) + if challenge.algorithm.lower().endswith("-sess"): + HA1 = digest(b":".join((HA1, challenge.nonce, cnonce))) + + qop = self._resolve_qop(challenge.qop, request=request) + if qop is None: + # Following RFC 2069 + digest_data = [HA1, challenge.nonce, HA2] + else: + # Following RFC 2617/7616 + digest_data = [HA1, challenge.nonce, nc_value, cnonce, qop, HA2] + + format_args = { + "username": self._username, + "realm": challenge.realm, + "nonce": challenge.nonce, + "uri": path, + "response": digest(b":".join(digest_data)), + "algorithm": challenge.algorithm.encode(), + } + if challenge.opaque: + format_args["opaque"] = challenge.opaque + if qop: + format_args["qop"] = b"auth" + format_args["nc"] = nc_value + format_args["cnonce"] = cnonce + + return "Digest " + self._get_header_value(format_args) + + def _get_client_nonce(self, nonce_count: int, nonce: bytes) -> bytes: + s = str(nonce_count).encode() + s += nonce + s += time.ctime().encode() + s += os.urandom(8) + + return hashlib.sha1(s).hexdigest()[:16].encode() + + def _get_header_value(self, header_fields: dict[str, bytes]) -> str: + NON_QUOTED_FIELDS = ("algorithm", "qop", "nc") + QUOTED_TEMPLATE = '{}="{}"' + NON_QUOTED_TEMPLATE = "{}={}" + + header_value = "" + for i, (field, value) in enumerate(header_fields.items()): + if i > 0: + header_value += ", " + template = ( + QUOTED_TEMPLATE + if field not in NON_QUOTED_FIELDS + else NON_QUOTED_TEMPLATE + ) + header_value += template.format(field, to_str(value)) + + return header_value + + def _resolve_qop(self, qop: bytes | None, request: Request) -> bytes | None: + if qop is None: + return None + qops = re.split(b", ?", qop) + if b"auth" in qops: + return b"auth" + + if qops == [b"auth-int"]: + raise NotImplementedError("Digest auth-int support is not yet implemented") + + message = f'Unexpected qop value "{qop!r}" in digest auth' + raise ProtocolError(message, request=request) + + +class _DigestAuthChallenge(typing.NamedTuple): + realm: bytes + nonce: bytes + algorithm: str + opaque: bytes | None + qop: bytes | None diff --git a/venv/lib/python3.11/site-packages/httpx/_client.py b/venv/lib/python3.11/site-packages/httpx/_client.py new file mode 100644 index 0000000..e2c6702 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_client.py @@ -0,0 +1,2052 @@ +from __future__ import annotations + +import datetime +import enum +import logging +import typing +import warnings +from contextlib import asynccontextmanager, contextmanager +from types import TracebackType + +from .__version__ import __version__ +from ._auth import Auth, BasicAuth, FunctionAuth +from ._config import ( + DEFAULT_LIMITS, + DEFAULT_MAX_REDIRECTS, + DEFAULT_TIMEOUT_CONFIG, + Limits, + Proxy, + Timeout, +) +from ._decoders import SUPPORTED_DECODERS +from ._exceptions import ( + InvalidURL, + RemoteProtocolError, + TooManyRedirects, + request_context, +) +from ._models import Cookies, Headers, Request, Response +from ._status_codes import codes +from ._transports.asgi import ASGITransport +from ._transports.base import AsyncBaseTransport, BaseTransport +from ._transports.default import AsyncHTTPTransport, HTTPTransport +from ._transports.wsgi import WSGITransport +from ._types import ( + AsyncByteStream, + AuthTypes, + CertTypes, + CookieTypes, + HeaderTypes, + ProxiesTypes, + ProxyTypes, + QueryParamTypes, + RequestContent, + RequestData, + RequestExtensions, + RequestFiles, + SyncByteStream, + TimeoutTypes, + URLTypes, + VerifyTypes, +) +from ._urls import URL, QueryParams +from ._utils import ( + Timer, + URLPattern, + get_environment_proxies, + is_https_redirect, + same_origin, +) + +# The type annotation for @classmethod and context managers here follows PEP 484 +# https://www.python.org/dev/peps/pep-0484/#annotating-instance-and-class-methods +T = typing.TypeVar("T", bound="Client") +U = typing.TypeVar("U", bound="AsyncClient") + + +class UseClientDefault: + """ + For some parameters such as `auth=...` and `timeout=...` we need to be able + to indicate the default "unset" state, in a way that is distinctly different + to using `None`. + + The default "unset" state indicates that whatever default is set on the + client should be used. This is different to setting `None`, which + explicitly disables the parameter, possibly overriding a client default. + + For example we use `timeout=USE_CLIENT_DEFAULT` in the `request()` signature. + Omitting the `timeout` parameter will send a request using whatever default + timeout has been configured on the client. Including `timeout=None` will + ensure no timeout is used. + + Note that user code shouldn't need to use the `USE_CLIENT_DEFAULT` constant, + but it is used internally when a parameter is not included. + """ + + +USE_CLIENT_DEFAULT = UseClientDefault() + + +logger = logging.getLogger("httpx") + +USER_AGENT = f"python-httpx/{__version__}" +ACCEPT_ENCODING = ", ".join( + [key for key in SUPPORTED_DECODERS.keys() if key != "identity"] +) + + +class ClientState(enum.Enum): + # UNOPENED: + # The client has been instantiated, but has not been used to send a request, + # or been opened by entering the context of a `with` block. + UNOPENED = 1 + # OPENED: + # The client has either sent a request, or is within a `with` block. + OPENED = 2 + # CLOSED: + # The client has either exited the `with` block, or `close()` has + # been called explicitly. + CLOSED = 3 + + +class BoundSyncStream(SyncByteStream): + """ + A byte stream that is bound to a given response instance, and that + ensures the `response.elapsed` is set once the response is closed. + """ + + def __init__( + self, stream: SyncByteStream, response: Response, timer: Timer + ) -> None: + self._stream = stream + self._response = response + self._timer = timer + + def __iter__(self) -> typing.Iterator[bytes]: + for chunk in self._stream: + yield chunk + + def close(self) -> None: + seconds = self._timer.sync_elapsed() + self._response.elapsed = datetime.timedelta(seconds=seconds) + self._stream.close() + + +class BoundAsyncStream(AsyncByteStream): + """ + An async byte stream that is bound to a given response instance, and that + ensures the `response.elapsed` is set once the response is closed. + """ + + def __init__( + self, stream: AsyncByteStream, response: Response, timer: Timer + ) -> None: + self._stream = stream + self._response = response + self._timer = timer + + async def __aiter__(self) -> typing.AsyncIterator[bytes]: + async for chunk in self._stream: + yield chunk + + async def aclose(self) -> None: + seconds = await self._timer.async_elapsed() + self._response.elapsed = datetime.timedelta(seconds=seconds) + await self._stream.aclose() + + +EventHook = typing.Callable[..., typing.Any] + + +class BaseClient: + def __init__( + self, + *, + auth: AuthTypes | None = None, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + timeout: TimeoutTypes = DEFAULT_TIMEOUT_CONFIG, + follow_redirects: bool = False, + max_redirects: int = DEFAULT_MAX_REDIRECTS, + event_hooks: None | (typing.Mapping[str, list[EventHook]]) = None, + base_url: URLTypes = "", + trust_env: bool = True, + default_encoding: str | typing.Callable[[bytes], str] = "utf-8", + ) -> None: + event_hooks = {} if event_hooks is None else event_hooks + + self._base_url = self._enforce_trailing_slash(URL(base_url)) + + self._auth = self._build_auth(auth) + self._params = QueryParams(params) + self.headers = Headers(headers) + self._cookies = Cookies(cookies) + self._timeout = Timeout(timeout) + self.follow_redirects = follow_redirects + self.max_redirects = max_redirects + self._event_hooks = { + "request": list(event_hooks.get("request", [])), + "response": list(event_hooks.get("response", [])), + } + self._trust_env = trust_env + self._default_encoding = default_encoding + self._state = ClientState.UNOPENED + + @property + def is_closed(self) -> bool: + """ + Check if the client being closed + """ + return self._state == ClientState.CLOSED + + @property + def trust_env(self) -> bool: + return self._trust_env + + def _enforce_trailing_slash(self, url: URL) -> URL: + if url.raw_path.endswith(b"/"): + return url + return url.copy_with(raw_path=url.raw_path + b"/") + + def _get_proxy_map( + self, proxies: ProxiesTypes | None, allow_env_proxies: bool + ) -> dict[str, Proxy | None]: + if proxies is None: + if allow_env_proxies: + return { + key: None if url is None else Proxy(url=url) + for key, url in get_environment_proxies().items() + } + return {} + if isinstance(proxies, dict): + new_proxies = {} + for key, value in proxies.items(): + proxy = Proxy(url=value) if isinstance(value, (str, URL)) else value + new_proxies[str(key)] = proxy + return new_proxies + else: + proxy = Proxy(url=proxies) if isinstance(proxies, (str, URL)) else proxies + return {"all://": proxy} + + @property + def timeout(self) -> Timeout: + return self._timeout + + @timeout.setter + def timeout(self, timeout: TimeoutTypes) -> None: + self._timeout = Timeout(timeout) + + @property + def event_hooks(self) -> dict[str, list[EventHook]]: + return self._event_hooks + + @event_hooks.setter + def event_hooks(self, event_hooks: dict[str, list[EventHook]]) -> None: + self._event_hooks = { + "request": list(event_hooks.get("request", [])), + "response": list(event_hooks.get("response", [])), + } + + @property + def auth(self) -> Auth | None: + """ + Authentication class used when none is passed at the request-level. + + See also [Authentication][0]. + + [0]: /quickstart/#authentication + """ + return self._auth + + @auth.setter + def auth(self, auth: AuthTypes) -> None: + self._auth = self._build_auth(auth) + + @property + def base_url(self) -> URL: + """ + Base URL to use when sending requests with relative URLs. + """ + return self._base_url + + @base_url.setter + def base_url(self, url: URLTypes) -> None: + self._base_url = self._enforce_trailing_slash(URL(url)) + + @property + def headers(self) -> Headers: + """ + HTTP headers to include when sending requests. + """ + return self._headers + + @headers.setter + def headers(self, headers: HeaderTypes) -> None: + client_headers = Headers( + { + b"Accept": b"*/*", + b"Accept-Encoding": ACCEPT_ENCODING.encode("ascii"), + b"Connection": b"keep-alive", + b"User-Agent": USER_AGENT.encode("ascii"), + } + ) + client_headers.update(headers) + self._headers = client_headers + + @property + def cookies(self) -> Cookies: + """ + Cookie values to include when sending requests. + """ + return self._cookies + + @cookies.setter + def cookies(self, cookies: CookieTypes) -> None: + self._cookies = Cookies(cookies) + + @property + def params(self) -> QueryParams: + """ + Query parameters to include in the URL when sending requests. + """ + return self._params + + @params.setter + def params(self, params: QueryParamTypes) -> None: + self._params = QueryParams(params) + + def build_request( + self, + method: str, + url: URLTypes, + *, + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: typing.Any | None = None, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> Request: + """ + Build and return a request instance. + + * The `params`, `headers` and `cookies` arguments + are merged with any values set on the client. + * The `url` argument is merged with any `base_url` set on the client. + + See also: [Request instances][0] + + [0]: /advanced/#request-instances + """ + url = self._merge_url(url) + headers = self._merge_headers(headers) + cookies = self._merge_cookies(cookies) + params = self._merge_queryparams(params) + extensions = {} if extensions is None else extensions + if "timeout" not in extensions: + timeout = ( + self.timeout + if isinstance(timeout, UseClientDefault) + else Timeout(timeout) + ) + extensions = dict(**extensions, timeout=timeout.as_dict()) + return Request( + method, + url, + content=content, + data=data, + files=files, + json=json, + params=params, + headers=headers, + cookies=cookies, + extensions=extensions, + ) + + def _merge_url(self, url: URLTypes) -> URL: + """ + Merge a URL argument together with any 'base_url' on the client, + to create the URL used for the outgoing request. + """ + merge_url = URL(url) + if merge_url.is_relative_url: + # To merge URLs we always append to the base URL. To get this + # behaviour correct we always ensure the base URL ends in a '/' + # separator, and strip any leading '/' from the merge URL. + # + # So, eg... + # + # >>> client = Client(base_url="https://www.example.com/subpath") + # >>> client.base_url + # URL('https://www.example.com/subpath/') + # >>> client.build_request("GET", "/path").url + # URL('https://www.example.com/subpath/path') + merge_raw_path = self.base_url.raw_path + merge_url.raw_path.lstrip(b"/") + return self.base_url.copy_with(raw_path=merge_raw_path) + return merge_url + + def _merge_cookies(self, cookies: CookieTypes | None = None) -> CookieTypes | None: + """ + Merge a cookies argument together with any cookies on the client, + to create the cookies used for the outgoing request. + """ + if cookies or self.cookies: + merged_cookies = Cookies(self.cookies) + merged_cookies.update(cookies) + return merged_cookies + return cookies + + def _merge_headers(self, headers: HeaderTypes | None = None) -> HeaderTypes | None: + """ + Merge a headers argument together with any headers on the client, + to create the headers used for the outgoing request. + """ + merged_headers = Headers(self.headers) + merged_headers.update(headers) + return merged_headers + + def _merge_queryparams( + self, params: QueryParamTypes | None = None + ) -> QueryParamTypes | None: + """ + Merge a queryparams argument together with any queryparams on the client, + to create the queryparams used for the outgoing request. + """ + if params or self.params: + merged_queryparams = QueryParams(self.params) + return merged_queryparams.merge(params) + return params + + def _build_auth(self, auth: AuthTypes | None) -> Auth | None: + if auth is None: + return None + elif isinstance(auth, tuple): + return BasicAuth(username=auth[0], password=auth[1]) + elif isinstance(auth, Auth): + return auth + elif callable(auth): + return FunctionAuth(func=auth) + else: + raise TypeError(f'Invalid "auth" argument: {auth!r}') + + def _build_request_auth( + self, + request: Request, + auth: AuthTypes | UseClientDefault | None = USE_CLIENT_DEFAULT, + ) -> Auth: + auth = ( + self._auth if isinstance(auth, UseClientDefault) else self._build_auth(auth) + ) + + if auth is not None: + return auth + + username, password = request.url.username, request.url.password + if username or password: + return BasicAuth(username=username, password=password) + + return Auth() + + def _build_redirect_request(self, request: Request, response: Response) -> Request: + """ + Given a request and a redirect response, return a new request that + should be used to effect the redirect. + """ + method = self._redirect_method(request, response) + url = self._redirect_url(request, response) + headers = self._redirect_headers(request, url, method) + stream = self._redirect_stream(request, method) + cookies = Cookies(self.cookies) + return Request( + method=method, + url=url, + headers=headers, + cookies=cookies, + stream=stream, + extensions=request.extensions, + ) + + def _redirect_method(self, request: Request, response: Response) -> str: + """ + When being redirected we may want to change the method of the request + based on certain specs or browser behavior. + """ + method = request.method + + # https://tools.ietf.org/html/rfc7231#section-6.4.4 + if response.status_code == codes.SEE_OTHER and method != "HEAD": + method = "GET" + + # Do what the browsers do, despite standards... + # Turn 302s into GETs. + if response.status_code == codes.FOUND and method != "HEAD": + method = "GET" + + # If a POST is responded to with a 301, turn it into a GET. + # This bizarre behaviour is explained in 'requests' issue 1704. + if response.status_code == codes.MOVED_PERMANENTLY and method == "POST": + method = "GET" + + return method + + def _redirect_url(self, request: Request, response: Response) -> URL: + """ + Return the URL for the redirect to follow. + """ + location = response.headers["Location"] + + try: + url = URL(location) + except InvalidURL as exc: + raise RemoteProtocolError( + f"Invalid URL in location header: {exc}.", request=request + ) from None + + # Handle malformed 'Location' headers that are "absolute" form, have no host. + # See: https://github.com/encode/httpx/issues/771 + if url.scheme and not url.host: + url = url.copy_with(host=request.url.host) + + # Facilitate relative 'Location' headers, as allowed by RFC 7231. + # (e.g. '/path/to/resource' instead of 'http://domain.tld/path/to/resource') + if url.is_relative_url: + url = request.url.join(url) + + # Attach previous fragment if needed (RFC 7231 7.1.2) + if request.url.fragment and not url.fragment: + url = url.copy_with(fragment=request.url.fragment) + + return url + + def _redirect_headers(self, request: Request, url: URL, method: str) -> Headers: + """ + Return the headers that should be used for the redirect request. + """ + headers = Headers(request.headers) + + if not same_origin(url, request.url): + if not is_https_redirect(request.url, url): + # Strip Authorization headers when responses are redirected + # away from the origin. (Except for direct HTTP to HTTPS redirects.) + headers.pop("Authorization", None) + + # Update the Host header. + headers["Host"] = url.netloc.decode("ascii") + + if method != request.method and method == "GET": + # If we've switch to a 'GET' request, then strip any headers which + # are only relevant to the request body. + headers.pop("Content-Length", None) + headers.pop("Transfer-Encoding", None) + + # We should use the client cookie store to determine any cookie header, + # rather than whatever was on the original outgoing request. + headers.pop("Cookie", None) + + return headers + + def _redirect_stream( + self, request: Request, method: str + ) -> SyncByteStream | AsyncByteStream | None: + """ + Return the body that should be used for the redirect request. + """ + if method != request.method and method == "GET": + return None + + return request.stream + + +class Client(BaseClient): + """ + An HTTP client, with connection pooling, HTTP/2, redirects, cookie persistence, etc. + + It can be shared between threads. + + Usage: + + ```python + >>> client = httpx.Client() + >>> response = client.get('https://example.org') + ``` + + **Parameters:** + + * **auth** - *(optional)* An authentication class to use when sending + requests. + * **params** - *(optional)* Query parameters to include in request URLs, as + a string, dictionary, or sequence of two-tuples. + * **headers** - *(optional)* Dictionary of HTTP headers to include when + sending requests. + * **cookies** - *(optional)* Dictionary of Cookie items to include when + sending requests. + * **verify** - *(optional)* SSL certificates (a.k.a CA bundle) used to + verify the identity of requested hosts. Either `True` (default CA bundle), + a path to an SSL certificate file, an `ssl.SSLContext`, or `False` + (which will disable verification). + * **cert** - *(optional)* An SSL certificate used by the requested host + to authenticate the client. Either a path to an SSL certificate file, or + two-tuple of (certificate file, key file), or a three-tuple of (certificate + file, key file, password). + * **http2** - *(optional)* A boolean indicating if HTTP/2 support should be + enabled. Defaults to `False`. + * **proxy** - *(optional)* A proxy URL where all the traffic should be routed. + * **proxies** - *(optional)* A dictionary mapping proxy keys to proxy + URLs. + * **timeout** - *(optional)* The timeout configuration to use when sending + requests. + * **limits** - *(optional)* The limits configuration to use. + * **max_redirects** - *(optional)* The maximum number of redirect responses + that should be followed. + * **base_url** - *(optional)* A URL to use as the base when building + request URLs. + * **transport** - *(optional)* A transport class to use for sending requests + over the network. + * **app** - *(optional)* An WSGI application to send requests to, + rather than sending actual network requests. + * **trust_env** - *(optional)* Enables or disables usage of environment + variables for configuration. + * **default_encoding** - *(optional)* The default encoding to use for decoding + response text, if no charset information is included in a response Content-Type + header. Set to a callable for automatic character set detection. Default: "utf-8". + """ + + def __init__( + self, + *, + auth: AuthTypes | None = None, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + verify: VerifyTypes = True, + cert: CertTypes | None = None, + http1: bool = True, + http2: bool = False, + proxy: ProxyTypes | None = None, + proxies: ProxiesTypes | None = None, + mounts: None | (typing.Mapping[str, BaseTransport | None]) = None, + timeout: TimeoutTypes = DEFAULT_TIMEOUT_CONFIG, + follow_redirects: bool = False, + limits: Limits = DEFAULT_LIMITS, + max_redirects: int = DEFAULT_MAX_REDIRECTS, + event_hooks: None | (typing.Mapping[str, list[EventHook]]) = None, + base_url: URLTypes = "", + transport: BaseTransport | None = None, + app: typing.Callable[..., typing.Any] | None = None, + trust_env: bool = True, + default_encoding: str | typing.Callable[[bytes], str] = "utf-8", + ) -> None: + super().__init__( + auth=auth, + params=params, + headers=headers, + cookies=cookies, + timeout=timeout, + follow_redirects=follow_redirects, + max_redirects=max_redirects, + event_hooks=event_hooks, + base_url=base_url, + trust_env=trust_env, + default_encoding=default_encoding, + ) + + if http2: + try: + import h2 # noqa + except ImportError: # pragma: no cover + raise ImportError( + "Using http2=True, but the 'h2' package is not installed. " + "Make sure to install httpx using `pip install httpx[http2]`." + ) from None + + if proxies: + message = ( + "The 'proxies' argument is now deprecated." + " Use 'proxy' or 'mounts' instead." + ) + warnings.warn(message, DeprecationWarning) + if proxy: + raise RuntimeError("Use either `proxy` or 'proxies', not both.") + + if app: + message = ( + "The 'app' shortcut is now deprecated." + " Use the explicit style 'transport=WSGITransport(app=...)' instead." + ) + warnings.warn(message, DeprecationWarning) + + allow_env_proxies = trust_env and app is None and transport is None + proxy_map = self._get_proxy_map(proxies or proxy, allow_env_proxies) + + self._transport = self._init_transport( + verify=verify, + cert=cert, + http1=http1, + http2=http2, + limits=limits, + transport=transport, + app=app, + trust_env=trust_env, + ) + self._mounts: dict[URLPattern, BaseTransport | None] = { + URLPattern(key): None + if proxy is None + else self._init_proxy_transport( + proxy, + verify=verify, + cert=cert, + http1=http1, + http2=http2, + limits=limits, + trust_env=trust_env, + ) + for key, proxy in proxy_map.items() + } + if mounts is not None: + self._mounts.update( + {URLPattern(key): transport for key, transport in mounts.items()} + ) + + self._mounts = dict(sorted(self._mounts.items())) + + def _init_transport( + self, + verify: VerifyTypes = True, + cert: CertTypes | None = None, + http1: bool = True, + http2: bool = False, + limits: Limits = DEFAULT_LIMITS, + transport: BaseTransport | None = None, + app: typing.Callable[..., typing.Any] | None = None, + trust_env: bool = True, + ) -> BaseTransport: + if transport is not None: + return transport + + if app is not None: + return WSGITransport(app=app) + + return HTTPTransport( + verify=verify, + cert=cert, + http1=http1, + http2=http2, + limits=limits, + trust_env=trust_env, + ) + + def _init_proxy_transport( + self, + proxy: Proxy, + verify: VerifyTypes = True, + cert: CertTypes | None = None, + http1: bool = True, + http2: bool = False, + limits: Limits = DEFAULT_LIMITS, + trust_env: bool = True, + ) -> BaseTransport: + return HTTPTransport( + verify=verify, + cert=cert, + http1=http1, + http2=http2, + limits=limits, + trust_env=trust_env, + proxy=proxy, + ) + + def _transport_for_url(self, url: URL) -> BaseTransport: + """ + Returns the transport instance that should be used for a given URL. + This will either be the standard connection pool, or a proxy. + """ + for pattern, transport in self._mounts.items(): + if pattern.matches(url): + return self._transport if transport is None else transport + + return self._transport + + def request( + self, + method: str, + url: URLTypes, + *, + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: typing.Any | None = None, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault | None = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> Response: + """ + Build and send a request. + + Equivalent to: + + ```python + request = client.build_request(...) + response = client.send(request, ...) + ``` + + See `Client.build_request()`, `Client.send()` and + [Merging of configuration][0] for how the various parameters + are merged with client-level configuration. + + [0]: /advanced/#merging-of-configuration + """ + if cookies is not None: + message = ( + "Setting per-request cookies=<...> is being deprecated, because " + "the expected behaviour on cookie persistence is ambiguous. Set " + "cookies directly on the client instance instead." + ) + warnings.warn(message, DeprecationWarning) + + request = self.build_request( + method=method, + url=url, + content=content, + data=data, + files=files, + json=json, + params=params, + headers=headers, + cookies=cookies, + timeout=timeout, + extensions=extensions, + ) + return self.send(request, auth=auth, follow_redirects=follow_redirects) + + @contextmanager + def stream( + self, + method: str, + url: URLTypes, + *, + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: typing.Any | None = None, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault | None = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> typing.Iterator[Response]: + """ + Alternative to `httpx.request()` that streams the response body + instead of loading it into memory at once. + + **Parameters**: See `httpx.request`. + + See also: [Streaming Responses][0] + + [0]: /quickstart#streaming-responses + """ + request = self.build_request( + method=method, + url=url, + content=content, + data=data, + files=files, + json=json, + params=params, + headers=headers, + cookies=cookies, + timeout=timeout, + extensions=extensions, + ) + response = self.send( + request=request, + auth=auth, + follow_redirects=follow_redirects, + stream=True, + ) + try: + yield response + finally: + response.close() + + def send( + self, + request: Request, + *, + stream: bool = False, + auth: AuthTypes | UseClientDefault | None = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + ) -> Response: + """ + Send a request. + + The request is sent as-is, unmodified. + + Typically you'll want to build one with `Client.build_request()` + so that any client-level configuration is merged into the request, + but passing an explicit `httpx.Request()` is supported as well. + + See also: [Request instances][0] + + [0]: /advanced/#request-instances + """ + if self._state == ClientState.CLOSED: + raise RuntimeError("Cannot send a request, as the client has been closed.") + + self._state = ClientState.OPENED + follow_redirects = ( + self.follow_redirects + if isinstance(follow_redirects, UseClientDefault) + else follow_redirects + ) + + auth = self._build_request_auth(request, auth) + + response = self._send_handling_auth( + request, + auth=auth, + follow_redirects=follow_redirects, + history=[], + ) + try: + if not stream: + response.read() + + return response + + except BaseException as exc: + response.close() + raise exc + + def _send_handling_auth( + self, + request: Request, + auth: Auth, + follow_redirects: bool, + history: list[Response], + ) -> Response: + auth_flow = auth.sync_auth_flow(request) + try: + request = next(auth_flow) + + while True: + response = self._send_handling_redirects( + request, + follow_redirects=follow_redirects, + history=history, + ) + try: + try: + next_request = auth_flow.send(response) + except StopIteration: + return response + + response.history = list(history) + response.read() + request = next_request + history.append(response) + + except BaseException as exc: + response.close() + raise exc + finally: + auth_flow.close() + + def _send_handling_redirects( + self, + request: Request, + follow_redirects: bool, + history: list[Response], + ) -> Response: + while True: + if len(history) > self.max_redirects: + raise TooManyRedirects( + "Exceeded maximum allowed redirects.", request=request + ) + + for hook in self._event_hooks["request"]: + hook(request) + + response = self._send_single_request(request) + try: + for hook in self._event_hooks["response"]: + hook(response) + response.history = list(history) + + if not response.has_redirect_location: + return response + + request = self._build_redirect_request(request, response) + history = history + [response] + + if follow_redirects: + response.read() + else: + response.next_request = request + return response + + except BaseException as exc: + response.close() + raise exc + + def _send_single_request(self, request: Request) -> Response: + """ + Sends a single request, without handling any redirections. + """ + transport = self._transport_for_url(request.url) + timer = Timer() + timer.sync_start() + + if not isinstance(request.stream, SyncByteStream): + raise RuntimeError( + "Attempted to send an async request with a sync Client instance." + ) + + with request_context(request=request): + response = transport.handle_request(request) + + assert isinstance(response.stream, SyncByteStream) + + response.request = request + response.stream = BoundSyncStream( + response.stream, response=response, timer=timer + ) + self.cookies.extract_cookies(response) + response.default_encoding = self._default_encoding + + logger.info( + 'HTTP Request: %s %s "%s %d %s"', + request.method, + request.url, + response.http_version, + response.status_code, + response.reason_phrase, + ) + + return response + + def get( + self, + url: URLTypes, + *, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> Response: + """ + Send a `GET` request. + + **Parameters**: See `httpx.request`. + """ + return self.request( + "GET", + url, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + follow_redirects=follow_redirects, + timeout=timeout, + extensions=extensions, + ) + + def options( + self, + url: URLTypes, + *, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> Response: + """ + Send an `OPTIONS` request. + + **Parameters**: See `httpx.request`. + """ + return self.request( + "OPTIONS", + url, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + follow_redirects=follow_redirects, + timeout=timeout, + extensions=extensions, + ) + + def head( + self, + url: URLTypes, + *, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> Response: + """ + Send a `HEAD` request. + + **Parameters**: See `httpx.request`. + """ + return self.request( + "HEAD", + url, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + follow_redirects=follow_redirects, + timeout=timeout, + extensions=extensions, + ) + + def post( + self, + url: URLTypes, + *, + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: typing.Any | None = None, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> Response: + """ + Send a `POST` request. + + **Parameters**: See `httpx.request`. + """ + return self.request( + "POST", + url, + content=content, + data=data, + files=files, + json=json, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + follow_redirects=follow_redirects, + timeout=timeout, + extensions=extensions, + ) + + def put( + self, + url: URLTypes, + *, + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: typing.Any | None = None, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> Response: + """ + Send a `PUT` request. + + **Parameters**: See `httpx.request`. + """ + return self.request( + "PUT", + url, + content=content, + data=data, + files=files, + json=json, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + follow_redirects=follow_redirects, + timeout=timeout, + extensions=extensions, + ) + + def patch( + self, + url: URLTypes, + *, + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: typing.Any | None = None, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> Response: + """ + Send a `PATCH` request. + + **Parameters**: See `httpx.request`. + """ + return self.request( + "PATCH", + url, + content=content, + data=data, + files=files, + json=json, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + follow_redirects=follow_redirects, + timeout=timeout, + extensions=extensions, + ) + + def delete( + self, + url: URLTypes, + *, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> Response: + """ + Send a `DELETE` request. + + **Parameters**: See `httpx.request`. + """ + return self.request( + "DELETE", + url, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + follow_redirects=follow_redirects, + timeout=timeout, + extensions=extensions, + ) + + def close(self) -> None: + """ + Close transport and proxies. + """ + if self._state != ClientState.CLOSED: + self._state = ClientState.CLOSED + + self._transport.close() + for transport in self._mounts.values(): + if transport is not None: + transport.close() + + def __enter__(self: T) -> T: + if self._state != ClientState.UNOPENED: + msg = { + ClientState.OPENED: "Cannot open a client instance more than once.", + ClientState.CLOSED: ( + "Cannot reopen a client instance, once it has been closed." + ), + }[self._state] + raise RuntimeError(msg) + + self._state = ClientState.OPENED + + self._transport.__enter__() + for transport in self._mounts.values(): + if transport is not None: + transport.__enter__() + return self + + def __exit__( + self, + exc_type: type[BaseException] | None = None, + exc_value: BaseException | None = None, + traceback: TracebackType | None = None, + ) -> None: + self._state = ClientState.CLOSED + + self._transport.__exit__(exc_type, exc_value, traceback) + for transport in self._mounts.values(): + if transport is not None: + transport.__exit__(exc_type, exc_value, traceback) + + +class AsyncClient(BaseClient): + """ + An asynchronous HTTP client, with connection pooling, HTTP/2, redirects, + cookie persistence, etc. + + It can be shared between tasks. + + Usage: + + ```python + >>> async with httpx.AsyncClient() as client: + >>> response = await client.get('https://example.org') + ``` + + **Parameters:** + + * **auth** - *(optional)* An authentication class to use when sending + requests. + * **params** - *(optional)* Query parameters to include in request URLs, as + a string, dictionary, or sequence of two-tuples. + * **headers** - *(optional)* Dictionary of HTTP headers to include when + sending requests. + * **cookies** - *(optional)* Dictionary of Cookie items to include when + sending requests. + * **verify** - *(optional)* SSL certificates (a.k.a CA bundle) used to + verify the identity of requested hosts. Either `True` (default CA bundle), + a path to an SSL certificate file, an `ssl.SSLContext`, or `False` + (which will disable verification). + * **cert** - *(optional)* An SSL certificate used by the requested host + to authenticate the client. Either a path to an SSL certificate file, or + two-tuple of (certificate file, key file), or a three-tuple of (certificate + file, key file, password). + * **http2** - *(optional)* A boolean indicating if HTTP/2 support should be + enabled. Defaults to `False`. + * **proxy** - *(optional)* A proxy URL where all the traffic should be routed. + * **proxies** - *(optional)* A dictionary mapping HTTP protocols to proxy + URLs. + * **timeout** - *(optional)* The timeout configuration to use when sending + requests. + * **limits** - *(optional)* The limits configuration to use. + * **max_redirects** - *(optional)* The maximum number of redirect responses + that should be followed. + * **base_url** - *(optional)* A URL to use as the base when building + request URLs. + * **transport** - *(optional)* A transport class to use for sending requests + over the network. + * **app** - *(optional)* An ASGI application to send requests to, + rather than sending actual network requests. + * **trust_env** - *(optional)* Enables or disables usage of environment + variables for configuration. + * **default_encoding** - *(optional)* The default encoding to use for decoding + response text, if no charset information is included in a response Content-Type + header. Set to a callable for automatic character set detection. Default: "utf-8". + """ + + def __init__( + self, + *, + auth: AuthTypes | None = None, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + verify: VerifyTypes = True, + cert: CertTypes | None = None, + http1: bool = True, + http2: bool = False, + proxy: ProxyTypes | None = None, + proxies: ProxiesTypes | None = None, + mounts: None | (typing.Mapping[str, AsyncBaseTransport | None]) = None, + timeout: TimeoutTypes = DEFAULT_TIMEOUT_CONFIG, + follow_redirects: bool = False, + limits: Limits = DEFAULT_LIMITS, + max_redirects: int = DEFAULT_MAX_REDIRECTS, + event_hooks: None + | (typing.Mapping[str, list[typing.Callable[..., typing.Any]]]) = None, + base_url: URLTypes = "", + transport: AsyncBaseTransport | None = None, + app: typing.Callable[..., typing.Any] | None = None, + trust_env: bool = True, + default_encoding: str | typing.Callable[[bytes], str] = "utf-8", + ) -> None: + super().__init__( + auth=auth, + params=params, + headers=headers, + cookies=cookies, + timeout=timeout, + follow_redirects=follow_redirects, + max_redirects=max_redirects, + event_hooks=event_hooks, + base_url=base_url, + trust_env=trust_env, + default_encoding=default_encoding, + ) + + if http2: + try: + import h2 # noqa + except ImportError: # pragma: no cover + raise ImportError( + "Using http2=True, but the 'h2' package is not installed. " + "Make sure to install httpx using `pip install httpx[http2]`." + ) from None + + if proxies: + message = ( + "The 'proxies' argument is now deprecated." + " Use 'proxy' or 'mounts' instead." + ) + warnings.warn(message, DeprecationWarning) + if proxy: + raise RuntimeError("Use either `proxy` or 'proxies', not both.") + + if app: + message = ( + "The 'app' shortcut is now deprecated." + " Use the explicit style 'transport=ASGITransport(app=...)' instead." + ) + warnings.warn(message, DeprecationWarning) + + allow_env_proxies = trust_env and transport is None + proxy_map = self._get_proxy_map(proxies or proxy, allow_env_proxies) + + self._transport = self._init_transport( + verify=verify, + cert=cert, + http1=http1, + http2=http2, + limits=limits, + transport=transport, + app=app, + trust_env=trust_env, + ) + + self._mounts: dict[URLPattern, AsyncBaseTransport | None] = { + URLPattern(key): None + if proxy is None + else self._init_proxy_transport( + proxy, + verify=verify, + cert=cert, + http1=http1, + http2=http2, + limits=limits, + trust_env=trust_env, + ) + for key, proxy in proxy_map.items() + } + if mounts is not None: + self._mounts.update( + {URLPattern(key): transport for key, transport in mounts.items()} + ) + self._mounts = dict(sorted(self._mounts.items())) + + def _init_transport( + self, + verify: VerifyTypes = True, + cert: CertTypes | None = None, + http1: bool = True, + http2: bool = False, + limits: Limits = DEFAULT_LIMITS, + transport: AsyncBaseTransport | None = None, + app: typing.Callable[..., typing.Any] | None = None, + trust_env: bool = True, + ) -> AsyncBaseTransport: + if transport is not None: + return transport + + if app is not None: + return ASGITransport(app=app) + + return AsyncHTTPTransport( + verify=verify, + cert=cert, + http1=http1, + http2=http2, + limits=limits, + trust_env=trust_env, + ) + + def _init_proxy_transport( + self, + proxy: Proxy, + verify: VerifyTypes = True, + cert: CertTypes | None = None, + http1: bool = True, + http2: bool = False, + limits: Limits = DEFAULT_LIMITS, + trust_env: bool = True, + ) -> AsyncBaseTransport: + return AsyncHTTPTransport( + verify=verify, + cert=cert, + http1=http1, + http2=http2, + limits=limits, + trust_env=trust_env, + proxy=proxy, + ) + + def _transport_for_url(self, url: URL) -> AsyncBaseTransport: + """ + Returns the transport instance that should be used for a given URL. + This will either be the standard connection pool, or a proxy. + """ + for pattern, transport in self._mounts.items(): + if pattern.matches(url): + return self._transport if transport is None else transport + + return self._transport + + async def request( + self, + method: str, + url: URLTypes, + *, + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: typing.Any | None = None, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault | None = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> Response: + """ + Build and send a request. + + Equivalent to: + + ```python + request = client.build_request(...) + response = await client.send(request, ...) + ``` + + See `AsyncClient.build_request()`, `AsyncClient.send()` + and [Merging of configuration][0] for how the various parameters + are merged with client-level configuration. + + [0]: /advanced/#merging-of-configuration + """ + + if cookies is not None: # pragma: no cover + message = ( + "Setting per-request cookies=<...> is being deprecated, because " + "the expected behaviour on cookie persistence is ambiguous. Set " + "cookies directly on the client instance instead." + ) + warnings.warn(message, DeprecationWarning) + + request = self.build_request( + method=method, + url=url, + content=content, + data=data, + files=files, + json=json, + params=params, + headers=headers, + cookies=cookies, + timeout=timeout, + extensions=extensions, + ) + return await self.send(request, auth=auth, follow_redirects=follow_redirects) + + @asynccontextmanager + async def stream( + self, + method: str, + url: URLTypes, + *, + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: typing.Any | None = None, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> typing.AsyncIterator[Response]: + """ + Alternative to `httpx.request()` that streams the response body + instead of loading it into memory at once. + + **Parameters**: See `httpx.request`. + + See also: [Streaming Responses][0] + + [0]: /quickstart#streaming-responses + """ + request = self.build_request( + method=method, + url=url, + content=content, + data=data, + files=files, + json=json, + params=params, + headers=headers, + cookies=cookies, + timeout=timeout, + extensions=extensions, + ) + response = await self.send( + request=request, + auth=auth, + follow_redirects=follow_redirects, + stream=True, + ) + try: + yield response + finally: + await response.aclose() + + async def send( + self, + request: Request, + *, + stream: bool = False, + auth: AuthTypes | UseClientDefault | None = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + ) -> Response: + """ + Send a request. + + The request is sent as-is, unmodified. + + Typically you'll want to build one with `AsyncClient.build_request()` + so that any client-level configuration is merged into the request, + but passing an explicit `httpx.Request()` is supported as well. + + See also: [Request instances][0] + + [0]: /advanced/#request-instances + """ + if self._state == ClientState.CLOSED: + raise RuntimeError("Cannot send a request, as the client has been closed.") + + self._state = ClientState.OPENED + follow_redirects = ( + self.follow_redirects + if isinstance(follow_redirects, UseClientDefault) + else follow_redirects + ) + + auth = self._build_request_auth(request, auth) + + response = await self._send_handling_auth( + request, + auth=auth, + follow_redirects=follow_redirects, + history=[], + ) + try: + if not stream: + await response.aread() + + return response + + except BaseException as exc: + await response.aclose() + raise exc + + async def _send_handling_auth( + self, + request: Request, + auth: Auth, + follow_redirects: bool, + history: list[Response], + ) -> Response: + auth_flow = auth.async_auth_flow(request) + try: + request = await auth_flow.__anext__() + + while True: + response = await self._send_handling_redirects( + request, + follow_redirects=follow_redirects, + history=history, + ) + try: + try: + next_request = await auth_flow.asend(response) + except StopAsyncIteration: + return response + + response.history = list(history) + await response.aread() + request = next_request + history.append(response) + + except BaseException as exc: + await response.aclose() + raise exc + finally: + await auth_flow.aclose() + + async def _send_handling_redirects( + self, + request: Request, + follow_redirects: bool, + history: list[Response], + ) -> Response: + while True: + if len(history) > self.max_redirects: + raise TooManyRedirects( + "Exceeded maximum allowed redirects.", request=request + ) + + for hook in self._event_hooks["request"]: + await hook(request) + + response = await self._send_single_request(request) + try: + for hook in self._event_hooks["response"]: + await hook(response) + + response.history = list(history) + + if not response.has_redirect_location: + return response + + request = self._build_redirect_request(request, response) + history = history + [response] + + if follow_redirects: + await response.aread() + else: + response.next_request = request + return response + + except BaseException as exc: + await response.aclose() + raise exc + + async def _send_single_request(self, request: Request) -> Response: + """ + Sends a single request, without handling any redirections. + """ + transport = self._transport_for_url(request.url) + timer = Timer() + await timer.async_start() + + if not isinstance(request.stream, AsyncByteStream): + raise RuntimeError( + "Attempted to send an sync request with an AsyncClient instance." + ) + + with request_context(request=request): + response = await transport.handle_async_request(request) + + assert isinstance(response.stream, AsyncByteStream) + response.request = request + response.stream = BoundAsyncStream( + response.stream, response=response, timer=timer + ) + self.cookies.extract_cookies(response) + response.default_encoding = self._default_encoding + + logger.info( + 'HTTP Request: %s %s "%s %d %s"', + request.method, + request.url, + response.http_version, + response.status_code, + response.reason_phrase, + ) + + return response + + async def get( + self, + url: URLTypes, + *, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault | None = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> Response: + """ + Send a `GET` request. + + **Parameters**: See `httpx.request`. + """ + return await self.request( + "GET", + url, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + follow_redirects=follow_redirects, + timeout=timeout, + extensions=extensions, + ) + + async def options( + self, + url: URLTypes, + *, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> Response: + """ + Send an `OPTIONS` request. + + **Parameters**: See `httpx.request`. + """ + return await self.request( + "OPTIONS", + url, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + follow_redirects=follow_redirects, + timeout=timeout, + extensions=extensions, + ) + + async def head( + self, + url: URLTypes, + *, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> Response: + """ + Send a `HEAD` request. + + **Parameters**: See `httpx.request`. + """ + return await self.request( + "HEAD", + url, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + follow_redirects=follow_redirects, + timeout=timeout, + extensions=extensions, + ) + + async def post( + self, + url: URLTypes, + *, + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: typing.Any | None = None, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> Response: + """ + Send a `POST` request. + + **Parameters**: See `httpx.request`. + """ + return await self.request( + "POST", + url, + content=content, + data=data, + files=files, + json=json, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + follow_redirects=follow_redirects, + timeout=timeout, + extensions=extensions, + ) + + async def put( + self, + url: URLTypes, + *, + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: typing.Any | None = None, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> Response: + """ + Send a `PUT` request. + + **Parameters**: See `httpx.request`. + """ + return await self.request( + "PUT", + url, + content=content, + data=data, + files=files, + json=json, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + follow_redirects=follow_redirects, + timeout=timeout, + extensions=extensions, + ) + + async def patch( + self, + url: URLTypes, + *, + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: typing.Any | None = None, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> Response: + """ + Send a `PATCH` request. + + **Parameters**: See `httpx.request`. + """ + return await self.request( + "PATCH", + url, + content=content, + data=data, + files=files, + json=json, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + follow_redirects=follow_redirects, + timeout=timeout, + extensions=extensions, + ) + + async def delete( + self, + url: URLTypes, + *, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + auth: AuthTypes | UseClientDefault = USE_CLIENT_DEFAULT, + follow_redirects: bool | UseClientDefault = USE_CLIENT_DEFAULT, + timeout: TimeoutTypes | UseClientDefault = USE_CLIENT_DEFAULT, + extensions: RequestExtensions | None = None, + ) -> Response: + """ + Send a `DELETE` request. + + **Parameters**: See `httpx.request`. + """ + return await self.request( + "DELETE", + url, + params=params, + headers=headers, + cookies=cookies, + auth=auth, + follow_redirects=follow_redirects, + timeout=timeout, + extensions=extensions, + ) + + async def aclose(self) -> None: + """ + Close transport and proxies. + """ + if self._state != ClientState.CLOSED: + self._state = ClientState.CLOSED + + await self._transport.aclose() + for proxy in self._mounts.values(): + if proxy is not None: + await proxy.aclose() + + async def __aenter__(self: U) -> U: + if self._state != ClientState.UNOPENED: + msg = { + ClientState.OPENED: "Cannot open a client instance more than once.", + ClientState.CLOSED: ( + "Cannot reopen a client instance, once it has been closed." + ), + }[self._state] + raise RuntimeError(msg) + + self._state = ClientState.OPENED + + await self._transport.__aenter__() + for proxy in self._mounts.values(): + if proxy is not None: + await proxy.__aenter__() + return self + + async def __aexit__( + self, + exc_type: type[BaseException] | None = None, + exc_value: BaseException | None = None, + traceback: TracebackType | None = None, + ) -> None: + self._state = ClientState.CLOSED + + await self._transport.__aexit__(exc_type, exc_value, traceback) + for proxy in self._mounts.values(): + if proxy is not None: + await proxy.__aexit__(exc_type, exc_value, traceback) diff --git a/venv/lib/python3.11/site-packages/httpx/_compat.py b/venv/lib/python3.11/site-packages/httpx/_compat.py new file mode 100644 index 0000000..493e621 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_compat.py @@ -0,0 +1,41 @@ +""" +The _compat module is used for code which requires branching between different +Python environments. It is excluded from the code coverage checks. +""" +import ssl +import sys + +# Brotli support is optional +# The C bindings in `brotli` are recommended for CPython. +# The CFFI bindings in `brotlicffi` are recommended for PyPy and everything else. +try: + import brotlicffi as brotli +except ImportError: # pragma: no cover + try: + import brotli + except ImportError: + brotli = None + +if sys.version_info >= (3, 10) or ssl.OPENSSL_VERSION_INFO >= (1, 1, 0, 7): + + def set_minimum_tls_version_1_2(context: ssl.SSLContext) -> None: + # The OP_NO_SSL* and OP_NO_TLS* become deprecated in favor of + # 'SSLContext.minimum_version' from Python 3.7 onwards, however + # this attribute is not available unless the ssl module is compiled + # with OpenSSL 1.1.0g or newer. + # https://docs.python.org/3.10/library/ssl.html#ssl.SSLContext.minimum_version + # https://docs.python.org/3.7/library/ssl.html#ssl.SSLContext.minimum_version + context.minimum_version = ssl.TLSVersion.TLSv1_2 + +else: + + def set_minimum_tls_version_1_2(context: ssl.SSLContext) -> None: + # If 'minimum_version' isn't available, we configure these options with + # the older deprecated variants. + context.options |= ssl.OP_NO_SSLv2 + context.options |= ssl.OP_NO_SSLv3 + context.options |= ssl.OP_NO_TLSv1 + context.options |= ssl.OP_NO_TLSv1_1 + + +__all__ = ["brotli", "set_minimum_tls_version_1_2"] diff --git a/venv/lib/python3.11/site-packages/httpx/_config.py b/venv/lib/python3.11/site-packages/httpx/_config.py new file mode 100644 index 0000000..7636a5d --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_config.py @@ -0,0 +1,370 @@ +from __future__ import annotations + +import logging +import os +import ssl +import typing +from pathlib import Path + +import certifi + +from ._compat import set_minimum_tls_version_1_2 +from ._models import Headers +from ._types import CertTypes, HeaderTypes, TimeoutTypes, URLTypes, VerifyTypes +from ._urls import URL +from ._utils import get_ca_bundle_from_env + +DEFAULT_CIPHERS = ":".join( + [ + "ECDHE+AESGCM", + "ECDHE+CHACHA20", + "DHE+AESGCM", + "DHE+CHACHA20", + "ECDH+AESGCM", + "DH+AESGCM", + "ECDH+AES", + "DH+AES", + "RSA+AESGCM", + "RSA+AES", + "!aNULL", + "!eNULL", + "!MD5", + "!DSS", + ] +) + + +logger = logging.getLogger("httpx") + + +class UnsetType: + pass # pragma: no cover + + +UNSET = UnsetType() + + +def create_ssl_context( + cert: CertTypes | None = None, + verify: VerifyTypes = True, + trust_env: bool = True, + http2: bool = False, +) -> ssl.SSLContext: + return SSLConfig( + cert=cert, verify=verify, trust_env=trust_env, http2=http2 + ).ssl_context + + +class SSLConfig: + """ + SSL Configuration. + """ + + DEFAULT_CA_BUNDLE_PATH = Path(certifi.where()) + + def __init__( + self, + *, + cert: CertTypes | None = None, + verify: VerifyTypes = True, + trust_env: bool = True, + http2: bool = False, + ) -> None: + self.cert = cert + self.verify = verify + self.trust_env = trust_env + self.http2 = http2 + self.ssl_context = self.load_ssl_context() + + def load_ssl_context(self) -> ssl.SSLContext: + logger.debug( + "load_ssl_context verify=%r cert=%r trust_env=%r http2=%r", + self.verify, + self.cert, + self.trust_env, + self.http2, + ) + + if self.verify: + return self.load_ssl_context_verify() + return self.load_ssl_context_no_verify() + + def load_ssl_context_no_verify(self) -> ssl.SSLContext: + """ + Return an SSL context for unverified connections. + """ + context = self._create_default_ssl_context() + context.check_hostname = False + context.verify_mode = ssl.CERT_NONE + self._load_client_certs(context) + return context + + def load_ssl_context_verify(self) -> ssl.SSLContext: + """ + Return an SSL context for verified connections. + """ + if self.trust_env and self.verify is True: + ca_bundle = get_ca_bundle_from_env() + if ca_bundle is not None: + self.verify = ca_bundle + + if isinstance(self.verify, ssl.SSLContext): + # Allow passing in our own SSLContext object that's pre-configured. + context = self.verify + self._load_client_certs(context) + return context + elif isinstance(self.verify, bool): + ca_bundle_path = self.DEFAULT_CA_BUNDLE_PATH + elif Path(self.verify).exists(): + ca_bundle_path = Path(self.verify) + else: + raise IOError( + "Could not find a suitable TLS CA certificate bundle, " + "invalid path: {}".format(self.verify) + ) + + context = self._create_default_ssl_context() + context.verify_mode = ssl.CERT_REQUIRED + context.check_hostname = True + + # Signal to server support for PHA in TLS 1.3. Raises an + # AttributeError if only read-only access is implemented. + try: + context.post_handshake_auth = True + except AttributeError: # pragma: no cover + pass + + # Disable using 'commonName' for SSLContext.check_hostname + # when the 'subjectAltName' extension isn't available. + try: + context.hostname_checks_common_name = False + except AttributeError: # pragma: no cover + pass + + if ca_bundle_path.is_file(): + cafile = str(ca_bundle_path) + logger.debug("load_verify_locations cafile=%r", cafile) + context.load_verify_locations(cafile=cafile) + elif ca_bundle_path.is_dir(): + capath = str(ca_bundle_path) + logger.debug("load_verify_locations capath=%r", capath) + context.load_verify_locations(capath=capath) + + self._load_client_certs(context) + + return context + + def _create_default_ssl_context(self) -> ssl.SSLContext: + """ + Creates the default SSLContext object that's used for both verified + and unverified connections. + """ + context = ssl.SSLContext(ssl.PROTOCOL_TLS_CLIENT) + set_minimum_tls_version_1_2(context) + context.options |= ssl.OP_NO_COMPRESSION + context.set_ciphers(DEFAULT_CIPHERS) + + if ssl.HAS_ALPN: + alpn_idents = ["http/1.1", "h2"] if self.http2 else ["http/1.1"] + context.set_alpn_protocols(alpn_idents) + + keylogfile = os.environ.get("SSLKEYLOGFILE") + if keylogfile and self.trust_env: + context.keylog_filename = keylogfile + + return context + + def _load_client_certs(self, ssl_context: ssl.SSLContext) -> None: + """ + Loads client certificates into our SSLContext object + """ + if self.cert is not None: + if isinstance(self.cert, str): + ssl_context.load_cert_chain(certfile=self.cert) + elif isinstance(self.cert, tuple) and len(self.cert) == 2: + ssl_context.load_cert_chain(certfile=self.cert[0], keyfile=self.cert[1]) + elif isinstance(self.cert, tuple) and len(self.cert) == 3: + ssl_context.load_cert_chain( + certfile=self.cert[0], + keyfile=self.cert[1], + password=self.cert[2], + ) + + +class Timeout: + """ + Timeout configuration. + + **Usage**: + + Timeout(None) # No timeouts. + Timeout(5.0) # 5s timeout on all operations. + Timeout(None, connect=5.0) # 5s timeout on connect, no other timeouts. + Timeout(5.0, connect=10.0) # 10s timeout on connect. 5s timeout elsewhere. + Timeout(5.0, pool=None) # No timeout on acquiring connection from pool. + # 5s timeout elsewhere. + """ + + def __init__( + self, + timeout: TimeoutTypes | UnsetType = UNSET, + *, + connect: None | float | UnsetType = UNSET, + read: None | float | UnsetType = UNSET, + write: None | float | UnsetType = UNSET, + pool: None | float | UnsetType = UNSET, + ) -> None: + if isinstance(timeout, Timeout): + # Passed as a single explicit Timeout. + assert connect is UNSET + assert read is UNSET + assert write is UNSET + assert pool is UNSET + self.connect = timeout.connect # type: typing.Optional[float] + self.read = timeout.read # type: typing.Optional[float] + self.write = timeout.write # type: typing.Optional[float] + self.pool = timeout.pool # type: typing.Optional[float] + elif isinstance(timeout, tuple): + # Passed as a tuple. + self.connect = timeout[0] + self.read = timeout[1] + self.write = None if len(timeout) < 3 else timeout[2] + self.pool = None if len(timeout) < 4 else timeout[3] + elif not ( + isinstance(connect, UnsetType) + or isinstance(read, UnsetType) + or isinstance(write, UnsetType) + or isinstance(pool, UnsetType) + ): + self.connect = connect + self.read = read + self.write = write + self.pool = pool + else: + if isinstance(timeout, UnsetType): + raise ValueError( + "httpx.Timeout must either include a default, or set all " + "four parameters explicitly." + ) + self.connect = timeout if isinstance(connect, UnsetType) else connect + self.read = timeout if isinstance(read, UnsetType) else read + self.write = timeout if isinstance(write, UnsetType) else write + self.pool = timeout if isinstance(pool, UnsetType) else pool + + def as_dict(self) -> dict[str, float | None]: + return { + "connect": self.connect, + "read": self.read, + "write": self.write, + "pool": self.pool, + } + + def __eq__(self, other: typing.Any) -> bool: + return ( + isinstance(other, self.__class__) + and self.connect == other.connect + and self.read == other.read + and self.write == other.write + and self.pool == other.pool + ) + + def __repr__(self) -> str: + class_name = self.__class__.__name__ + if len({self.connect, self.read, self.write, self.pool}) == 1: + return f"{class_name}(timeout={self.connect})" + return ( + f"{class_name}(connect={self.connect}, " + f"read={self.read}, write={self.write}, pool={self.pool})" + ) + + +class Limits: + """ + Configuration for limits to various client behaviors. + + **Parameters:** + + * **max_connections** - The maximum number of concurrent connections that may be + established. + * **max_keepalive_connections** - Allow the connection pool to maintain + keep-alive connections below this point. Should be less than or equal + to `max_connections`. + * **keepalive_expiry** - Time limit on idle keep-alive connections in seconds. + """ + + def __init__( + self, + *, + max_connections: int | None = None, + max_keepalive_connections: int | None = None, + keepalive_expiry: float | None = 5.0, + ) -> None: + self.max_connections = max_connections + self.max_keepalive_connections = max_keepalive_connections + self.keepalive_expiry = keepalive_expiry + + def __eq__(self, other: typing.Any) -> bool: + return ( + isinstance(other, self.__class__) + and self.max_connections == other.max_connections + and self.max_keepalive_connections == other.max_keepalive_connections + and self.keepalive_expiry == other.keepalive_expiry + ) + + def __repr__(self) -> str: + class_name = self.__class__.__name__ + return ( + f"{class_name}(max_connections={self.max_connections}, " + f"max_keepalive_connections={self.max_keepalive_connections}, " + f"keepalive_expiry={self.keepalive_expiry})" + ) + + +class Proxy: + def __init__( + self, + url: URLTypes, + *, + ssl_context: ssl.SSLContext | None = None, + auth: tuple[str, str] | None = None, + headers: HeaderTypes | None = None, + ) -> None: + url = URL(url) + headers = Headers(headers) + + if url.scheme not in ("http", "https", "socks5"): + raise ValueError(f"Unknown scheme for proxy URL {url!r}") + + if url.username or url.password: + # Remove any auth credentials from the URL. + auth = (url.username, url.password) + url = url.copy_with(username=None, password=None) + + self.url = url + self.auth = auth + self.headers = headers + self.ssl_context = ssl_context + + @property + def raw_auth(self) -> tuple[bytes, bytes] | None: + # The proxy authentication as raw bytes. + return ( + None + if self.auth is None + else (self.auth[0].encode("utf-8"), self.auth[1].encode("utf-8")) + ) + + def __repr__(self) -> str: + # The authentication is represented with the password component masked. + auth = (self.auth[0], "********") if self.auth else None + + # Build a nice concise representation. + url_str = f"{str(self.url)!r}" + auth_str = f", auth={auth!r}" if auth else "" + headers_str = f", headers={dict(self.headers)!r}" if self.headers else "" + return f"Proxy({url_str}{auth_str}{headers_str})" + + +DEFAULT_TIMEOUT_CONFIG = Timeout(timeout=5.0) +DEFAULT_LIMITS = Limits(max_connections=100, max_keepalive_connections=20) +DEFAULT_MAX_REDIRECTS = 20 diff --git a/venv/lib/python3.11/site-packages/httpx/_content.py b/venv/lib/python3.11/site-packages/httpx/_content.py new file mode 100644 index 0000000..10b574b --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_content.py @@ -0,0 +1,236 @@ +from __future__ import annotations + +import inspect +import warnings +from json import dumps as json_dumps +from typing import ( + Any, + AsyncIterable, + AsyncIterator, + Iterable, + Iterator, + Mapping, +) +from urllib.parse import urlencode + +from ._exceptions import StreamClosed, StreamConsumed +from ._multipart import MultipartStream +from ._types import ( + AsyncByteStream, + RequestContent, + RequestData, + RequestFiles, + ResponseContent, + SyncByteStream, +) +from ._utils import peek_filelike_length, primitive_value_to_str + + +class ByteStream(AsyncByteStream, SyncByteStream): + def __init__(self, stream: bytes) -> None: + self._stream = stream + + def __iter__(self) -> Iterator[bytes]: + yield self._stream + + async def __aiter__(self) -> AsyncIterator[bytes]: + yield self._stream + + +class IteratorByteStream(SyncByteStream): + CHUNK_SIZE = 65_536 + + def __init__(self, stream: Iterable[bytes]) -> None: + self._stream = stream + self._is_stream_consumed = False + self._is_generator = inspect.isgenerator(stream) + + def __iter__(self) -> Iterator[bytes]: + if self._is_stream_consumed and self._is_generator: + raise StreamConsumed() + + self._is_stream_consumed = True + if hasattr(self._stream, "read"): + # File-like interfaces should use 'read' directly. + chunk = self._stream.read(self.CHUNK_SIZE) + while chunk: + yield chunk + chunk = self._stream.read(self.CHUNK_SIZE) + else: + # Otherwise iterate. + for part in self._stream: + yield part + + +class AsyncIteratorByteStream(AsyncByteStream): + CHUNK_SIZE = 65_536 + + def __init__(self, stream: AsyncIterable[bytes]) -> None: + self._stream = stream + self._is_stream_consumed = False + self._is_generator = inspect.isasyncgen(stream) + + async def __aiter__(self) -> AsyncIterator[bytes]: + if self._is_stream_consumed and self._is_generator: + raise StreamConsumed() + + self._is_stream_consumed = True + if hasattr(self._stream, "aread"): + # File-like interfaces should use 'aread' directly. + chunk = await self._stream.aread(self.CHUNK_SIZE) + while chunk: + yield chunk + chunk = await self._stream.aread(self.CHUNK_SIZE) + else: + # Otherwise iterate. + async for part in self._stream: + yield part + + +class UnattachedStream(AsyncByteStream, SyncByteStream): + """ + If a request or response is serialized using pickle, then it is no longer + attached to a stream for I/O purposes. Any stream operations should result + in `httpx.StreamClosed`. + """ + + def __iter__(self) -> Iterator[bytes]: + raise StreamClosed() + + async def __aiter__(self) -> AsyncIterator[bytes]: + raise StreamClosed() + yield b"" # pragma: no cover + + +def encode_content( + content: str | bytes | Iterable[bytes] | AsyncIterable[bytes], +) -> tuple[dict[str, str], SyncByteStream | AsyncByteStream]: + if isinstance(content, (bytes, str)): + body = content.encode("utf-8") if isinstance(content, str) else content + content_length = len(body) + headers = {"Content-Length": str(content_length)} if body else {} + return headers, ByteStream(body) + + elif isinstance(content, Iterable) and not isinstance(content, dict): + # `not isinstance(content, dict)` is a bit oddly specific, but it + # catches a case that's easy for users to make in error, and would + # otherwise pass through here, like any other bytes-iterable, + # because `dict` happens to be iterable. See issue #2491. + content_length_or_none = peek_filelike_length(content) + + if content_length_or_none is None: + headers = {"Transfer-Encoding": "chunked"} + else: + headers = {"Content-Length": str(content_length_or_none)} + return headers, IteratorByteStream(content) # type: ignore + + elif isinstance(content, AsyncIterable): + headers = {"Transfer-Encoding": "chunked"} + return headers, AsyncIteratorByteStream(content) + + raise TypeError(f"Unexpected type for 'content', {type(content)!r}") + + +def encode_urlencoded_data( + data: RequestData, +) -> tuple[dict[str, str], ByteStream]: + plain_data = [] + for key, value in data.items(): + if isinstance(value, (list, tuple)): + plain_data.extend([(key, primitive_value_to_str(item)) for item in value]) + else: + plain_data.append((key, primitive_value_to_str(value))) + body = urlencode(plain_data, doseq=True).encode("utf-8") + content_length = str(len(body)) + content_type = "application/x-www-form-urlencoded" + headers = {"Content-Length": content_length, "Content-Type": content_type} + return headers, ByteStream(body) + + +def encode_multipart_data( + data: RequestData, files: RequestFiles, boundary: bytes | None +) -> tuple[dict[str, str], MultipartStream]: + multipart = MultipartStream(data=data, files=files, boundary=boundary) + headers = multipart.get_headers() + return headers, multipart + + +def encode_text(text: str) -> tuple[dict[str, str], ByteStream]: + body = text.encode("utf-8") + content_length = str(len(body)) + content_type = "text/plain; charset=utf-8" + headers = {"Content-Length": content_length, "Content-Type": content_type} + return headers, ByteStream(body) + + +def encode_html(html: str) -> tuple[dict[str, str], ByteStream]: + body = html.encode("utf-8") + content_length = str(len(body)) + content_type = "text/html; charset=utf-8" + headers = {"Content-Length": content_length, "Content-Type": content_type} + return headers, ByteStream(body) + + +def encode_json(json: Any) -> tuple[dict[str, str], ByteStream]: + body = json_dumps(json).encode("utf-8") + content_length = str(len(body)) + content_type = "application/json" + headers = {"Content-Length": content_length, "Content-Type": content_type} + return headers, ByteStream(body) + + +def encode_request( + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: Any | None = None, + boundary: bytes | None = None, +) -> tuple[dict[str, str], SyncByteStream | AsyncByteStream]: + """ + Handles encoding the given `content`, `data`, `files`, and `json`, + returning a two-tuple of (<headers>, <stream>). + """ + if data is not None and not isinstance(data, Mapping): + # We prefer to separate `content=<bytes|str|byte iterator|bytes aiterator>` + # for raw request content, and `data=<form data>` for url encoded or + # multipart form content. + # + # However for compat with requests, we *do* still support + # `data=<bytes...>` usages. We deal with that case here, treating it + # as if `content=<...>` had been supplied instead. + message = "Use 'content=<...>' to upload raw bytes/text content." + warnings.warn(message, DeprecationWarning) + return encode_content(data) + + if content is not None: + return encode_content(content) + elif files: + return encode_multipart_data(data or {}, files, boundary) + elif data: + return encode_urlencoded_data(data) + elif json is not None: + return encode_json(json) + + return {}, ByteStream(b"") + + +def encode_response( + content: ResponseContent | None = None, + text: str | None = None, + html: str | None = None, + json: Any | None = None, +) -> tuple[dict[str, str], SyncByteStream | AsyncByteStream]: + """ + Handles encoding the given `content`, returning a two-tuple of + (<headers>, <stream>). + """ + if content is not None: + return encode_content(content) + elif text is not None: + return encode_text(text) + elif html is not None: + return encode_html(html) + elif json is not None: + return encode_json(json) + + return {}, ByteStream(b"") diff --git a/venv/lib/python3.11/site-packages/httpx/_decoders.py b/venv/lib/python3.11/site-packages/httpx/_decoders.py new file mode 100644 index 0000000..31c72c7 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_decoders.py @@ -0,0 +1,329 @@ +""" +Handlers for Content-Encoding. + +See: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Encoding +""" +from __future__ import annotations + +import codecs +import io +import typing +import zlib + +from ._compat import brotli +from ._exceptions import DecodingError + + +class ContentDecoder: + def decode(self, data: bytes) -> bytes: + raise NotImplementedError() # pragma: no cover + + def flush(self) -> bytes: + raise NotImplementedError() # pragma: no cover + + +class IdentityDecoder(ContentDecoder): + """ + Handle unencoded data. + """ + + def decode(self, data: bytes) -> bytes: + return data + + def flush(self) -> bytes: + return b"" + + +class DeflateDecoder(ContentDecoder): + """ + Handle 'deflate' decoding. + + See: https://stackoverflow.com/questions/1838699 + """ + + def __init__(self) -> None: + self.first_attempt = True + self.decompressor = zlib.decompressobj() + + def decode(self, data: bytes) -> bytes: + was_first_attempt = self.first_attempt + self.first_attempt = False + try: + return self.decompressor.decompress(data) + except zlib.error as exc: + if was_first_attempt: + self.decompressor = zlib.decompressobj(-zlib.MAX_WBITS) + return self.decode(data) + raise DecodingError(str(exc)) from exc + + def flush(self) -> bytes: + try: + return self.decompressor.flush() + except zlib.error as exc: # pragma: no cover + raise DecodingError(str(exc)) from exc + + +class GZipDecoder(ContentDecoder): + """ + Handle 'gzip' decoding. + + See: https://stackoverflow.com/questions/1838699 + """ + + def __init__(self) -> None: + self.decompressor = zlib.decompressobj(zlib.MAX_WBITS | 16) + + def decode(self, data: bytes) -> bytes: + try: + return self.decompressor.decompress(data) + except zlib.error as exc: + raise DecodingError(str(exc)) from exc + + def flush(self) -> bytes: + try: + return self.decompressor.flush() + except zlib.error as exc: # pragma: no cover + raise DecodingError(str(exc)) from exc + + +class BrotliDecoder(ContentDecoder): + """ + Handle 'brotli' decoding. + + Requires `pip install brotlipy`. See: https://brotlipy.readthedocs.io/ + or `pip install brotli`. See https://github.com/google/brotli + Supports both 'brotlipy' and 'Brotli' packages since they share an import + name. The top branches are for 'brotlipy' and bottom branches for 'Brotli' + """ + + def __init__(self) -> None: + if brotli is None: # pragma: no cover + raise ImportError( + "Using 'BrotliDecoder', but neither of the 'brotlicffi' or 'brotli' " + "packages have been installed. " + "Make sure to install httpx using `pip install httpx[brotli]`." + ) from None + + self.decompressor = brotli.Decompressor() + self.seen_data = False + self._decompress: typing.Callable[[bytes], bytes] + if hasattr(self.decompressor, "decompress"): + # The 'brotlicffi' package. + self._decompress = self.decompressor.decompress # pragma: no cover + else: + # The 'brotli' package. + self._decompress = self.decompressor.process # pragma: no cover + + def decode(self, data: bytes) -> bytes: + if not data: + return b"" + self.seen_data = True + try: + return self._decompress(data) + except brotli.error as exc: + raise DecodingError(str(exc)) from exc + + def flush(self) -> bytes: + if not self.seen_data: + return b"" + try: + if hasattr(self.decompressor, "finish"): + # Only available in the 'brotlicffi' package. + + # As the decompressor decompresses eagerly, this + # will never actually emit any data. However, it will potentially throw + # errors if a truncated or damaged data stream has been used. + self.decompressor.finish() # pragma: no cover + return b"" + except brotli.error as exc: # pragma: no cover + raise DecodingError(str(exc)) from exc + + +class MultiDecoder(ContentDecoder): + """ + Handle the case where multiple encodings have been applied. + """ + + def __init__(self, children: typing.Sequence[ContentDecoder]) -> None: + """ + 'children' should be a sequence of decoders in the order in which + each was applied. + """ + # Note that we reverse the order for decoding. + self.children = list(reversed(children)) + + def decode(self, data: bytes) -> bytes: + for child in self.children: + data = child.decode(data) + return data + + def flush(self) -> bytes: + data = b"" + for child in self.children: + data = child.decode(data) + child.flush() + return data + + +class ByteChunker: + """ + Handles returning byte content in fixed-size chunks. + """ + + def __init__(self, chunk_size: int | None = None) -> None: + self._buffer = io.BytesIO() + self._chunk_size = chunk_size + + def decode(self, content: bytes) -> list[bytes]: + if self._chunk_size is None: + return [content] if content else [] + + self._buffer.write(content) + if self._buffer.tell() >= self._chunk_size: + value = self._buffer.getvalue() + chunks = [ + value[i : i + self._chunk_size] + for i in range(0, len(value), self._chunk_size) + ] + if len(chunks[-1]) == self._chunk_size: + self._buffer.seek(0) + self._buffer.truncate() + return chunks + else: + self._buffer.seek(0) + self._buffer.write(chunks[-1]) + self._buffer.truncate() + return chunks[:-1] + else: + return [] + + def flush(self) -> list[bytes]: + value = self._buffer.getvalue() + self._buffer.seek(0) + self._buffer.truncate() + return [value] if value else [] + + +class TextChunker: + """ + Handles returning text content in fixed-size chunks. + """ + + def __init__(self, chunk_size: int | None = None) -> None: + self._buffer = io.StringIO() + self._chunk_size = chunk_size + + def decode(self, content: str) -> list[str]: + if self._chunk_size is None: + return [content] if content else [] + + self._buffer.write(content) + if self._buffer.tell() >= self._chunk_size: + value = self._buffer.getvalue() + chunks = [ + value[i : i + self._chunk_size] + for i in range(0, len(value), self._chunk_size) + ] + if len(chunks[-1]) == self._chunk_size: + self._buffer.seek(0) + self._buffer.truncate() + return chunks + else: + self._buffer.seek(0) + self._buffer.write(chunks[-1]) + self._buffer.truncate() + return chunks[:-1] + else: + return [] + + def flush(self) -> list[str]: + value = self._buffer.getvalue() + self._buffer.seek(0) + self._buffer.truncate() + return [value] if value else [] + + +class TextDecoder: + """ + Handles incrementally decoding bytes into text + """ + + def __init__(self, encoding: str = "utf-8") -> None: + self.decoder = codecs.getincrementaldecoder(encoding)(errors="replace") + + def decode(self, data: bytes) -> str: + return self.decoder.decode(data) + + def flush(self) -> str: + return self.decoder.decode(b"", True) + + +class LineDecoder: + """ + Handles incrementally reading lines from text. + + Has the same behaviour as the stdllib splitlines, + but handling the input iteratively. + """ + + def __init__(self) -> None: + self.buffer: list[str] = [] + self.trailing_cr: bool = False + + def decode(self, text: str) -> list[str]: + # See https://docs.python.org/3/library/stdtypes.html#str.splitlines + NEWLINE_CHARS = "\n\r\x0b\x0c\x1c\x1d\x1e\x85\u2028\u2029" + + # We always push a trailing `\r` into the next decode iteration. + if self.trailing_cr: + text = "\r" + text + self.trailing_cr = False + if text.endswith("\r"): + self.trailing_cr = True + text = text[:-1] + + if not text: + # NOTE: the edge case input of empty text doesn't occur in practice, + # because other httpx internals filter out this value + return [] # pragma: no cover + + trailing_newline = text[-1] in NEWLINE_CHARS + lines = text.splitlines() + + if len(lines) == 1 and not trailing_newline: + # No new lines, buffer the input and continue. + self.buffer.append(lines[0]) + return [] + + if self.buffer: + # Include any existing buffer in the first portion of the + # splitlines result. + lines = ["".join(self.buffer) + lines[0]] + lines[1:] + self.buffer = [] + + if not trailing_newline: + # If the last segment of splitlines is not newline terminated, + # then drop it from our output and start a new buffer. + self.buffer = [lines.pop()] + + return lines + + def flush(self) -> list[str]: + if not self.buffer and not self.trailing_cr: + return [] + + lines = ["".join(self.buffer)] + self.buffer = [] + self.trailing_cr = False + return lines + + +SUPPORTED_DECODERS = { + "identity": IdentityDecoder, + "gzip": GZipDecoder, + "deflate": DeflateDecoder, + "br": BrotliDecoder, +} + + +if brotli is None: + SUPPORTED_DECODERS.pop("br") # pragma: no cover diff --git a/venv/lib/python3.11/site-packages/httpx/_exceptions.py b/venv/lib/python3.11/site-packages/httpx/_exceptions.py new file mode 100644 index 0000000..1142462 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_exceptions.py @@ -0,0 +1,347 @@ +""" +Our exception hierarchy: + +* HTTPError + x RequestError + + TransportError + - TimeoutException + · ConnectTimeout + · ReadTimeout + · WriteTimeout + · PoolTimeout + - NetworkError + · ConnectError + · ReadError + · WriteError + · CloseError + - ProtocolError + · LocalProtocolError + · RemoteProtocolError + - ProxyError + - UnsupportedProtocol + + DecodingError + + TooManyRedirects + x HTTPStatusError +* InvalidURL +* CookieConflict +* StreamError + x StreamConsumed + x StreamClosed + x ResponseNotRead + x RequestNotRead +""" +from __future__ import annotations + +import contextlib +import typing + +if typing.TYPE_CHECKING: + from ._models import Request, Response # pragma: no cover + + +class HTTPError(Exception): + """ + Base class for `RequestError` and `HTTPStatusError`. + + Useful for `try...except` blocks when issuing a request, + and then calling `.raise_for_status()`. + + For example: + + ``` + try: + response = httpx.get("https://www.example.com") + response.raise_for_status() + except httpx.HTTPError as exc: + print(f"HTTP Exception for {exc.request.url} - {exc}") + ``` + """ + + def __init__(self, message: str) -> None: + super().__init__(message) + self._request: Request | None = None + + @property + def request(self) -> Request: + if self._request is None: + raise RuntimeError("The .request property has not been set.") + return self._request + + @request.setter + def request(self, request: Request) -> None: + self._request = request + + +class RequestError(HTTPError): + """ + Base class for all exceptions that may occur when issuing a `.request()`. + """ + + def __init__(self, message: str, *, request: Request | None = None) -> None: + super().__init__(message) + # At the point an exception is raised we won't typically have a request + # instance to associate it with. + # + # The 'request_context' context manager is used within the Client and + # Response methods in order to ensure that any raised exceptions + # have a `.request` property set on them. + self._request = request + + +class TransportError(RequestError): + """ + Base class for all exceptions that occur at the level of the Transport API. + """ + + +# Timeout exceptions... + + +class TimeoutException(TransportError): + """ + The base class for timeout errors. + + An operation has timed out. + """ + + +class ConnectTimeout(TimeoutException): + """ + Timed out while connecting to the host. + """ + + +class ReadTimeout(TimeoutException): + """ + Timed out while receiving data from the host. + """ + + +class WriteTimeout(TimeoutException): + """ + Timed out while sending data to the host. + """ + + +class PoolTimeout(TimeoutException): + """ + Timed out waiting to acquire a connection from the pool. + """ + + +# Core networking exceptions... + + +class NetworkError(TransportError): + """ + The base class for network-related errors. + + An error occurred while interacting with the network. + """ + + +class ReadError(NetworkError): + """ + Failed to receive data from the network. + """ + + +class WriteError(NetworkError): + """ + Failed to send data through the network. + """ + + +class ConnectError(NetworkError): + """ + Failed to establish a connection. + """ + + +class CloseError(NetworkError): + """ + Failed to close a connection. + """ + + +# Other transport exceptions... + + +class ProxyError(TransportError): + """ + An error occurred while establishing a proxy connection. + """ + + +class UnsupportedProtocol(TransportError): + """ + Attempted to make a request to an unsupported protocol. + + For example issuing a request to `ftp://www.example.com`. + """ + + +class ProtocolError(TransportError): + """ + The protocol was violated. + """ + + +class LocalProtocolError(ProtocolError): + """ + A protocol was violated by the client. + + For example if the user instantiated a `Request` instance explicitly, + failed to include the mandatory `Host:` header, and then issued it directly + using `client.send()`. + """ + + +class RemoteProtocolError(ProtocolError): + """ + The protocol was violated by the server. + + For example, returning malformed HTTP. + """ + + +# Other request exceptions... + + +class DecodingError(RequestError): + """ + Decoding of the response failed, due to a malformed encoding. + """ + + +class TooManyRedirects(RequestError): + """ + Too many redirects. + """ + + +# Client errors + + +class HTTPStatusError(HTTPError): + """ + The response had an error HTTP status of 4xx or 5xx. + + May be raised when calling `response.raise_for_status()` + """ + + def __init__(self, message: str, *, request: Request, response: Response) -> None: + super().__init__(message) + self.request = request + self.response = response + + +class InvalidURL(Exception): + """ + URL is improperly formed or cannot be parsed. + """ + + def __init__(self, message: str) -> None: + super().__init__(message) + + +class CookieConflict(Exception): + """ + Attempted to lookup a cookie by name, but multiple cookies existed. + + Can occur when calling `response.cookies.get(...)`. + """ + + def __init__(self, message: str) -> None: + super().__init__(message) + + +# Stream exceptions... + +# These may occur as the result of a programming error, by accessing +# the request/response stream in an invalid manner. + + +class StreamError(RuntimeError): + """ + The base class for stream exceptions. + + The developer made an error in accessing the request stream in + an invalid way. + """ + + def __init__(self, message: str) -> None: + super().__init__(message) + + +class StreamConsumed(StreamError): + """ + Attempted to read or stream content, but the content has already + been streamed. + """ + + def __init__(self) -> None: + message = ( + "Attempted to read or stream some content, but the content has " + "already been streamed. For requests, this could be due to passing " + "a generator as request content, and then receiving a redirect " + "response or a secondary request as part of an authentication flow." + "For responses, this could be due to attempting to stream the response " + "content more than once." + ) + super().__init__(message) + + +class StreamClosed(StreamError): + """ + Attempted to read or stream response content, but the request has been + closed. + """ + + def __init__(self) -> None: + message = ( + "Attempted to read or stream content, but the stream has " "been closed." + ) + super().__init__(message) + + +class ResponseNotRead(StreamError): + """ + Attempted to access streaming response content, without having called `read()`. + """ + + def __init__(self) -> None: + message = ( + "Attempted to access streaming response content," + " without having called `read()`." + ) + super().__init__(message) + + +class RequestNotRead(StreamError): + """ + Attempted to access streaming request content, without having called `read()`. + """ + + def __init__(self) -> None: + message = ( + "Attempted to access streaming request content," + " without having called `read()`." + ) + super().__init__(message) + + +@contextlib.contextmanager +def request_context( + request: Request | None = None, +) -> typing.Iterator[None]: + """ + A context manager that can be used to attach the given request context + to any `RequestError` exceptions that are raised within the block. + """ + try: + yield + except RequestError as exc: + if request is not None: + exc.request = request + raise exc diff --git a/venv/lib/python3.11/site-packages/httpx/_main.py b/venv/lib/python3.11/site-packages/httpx/_main.py new file mode 100644 index 0000000..72657f8 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_main.py @@ -0,0 +1,509 @@ +from __future__ import annotations + +import functools +import json +import sys +import typing + +import click +import httpcore +import pygments.lexers +import pygments.util +import rich.console +import rich.markup +import rich.progress +import rich.syntax +import rich.table + +from ._client import Client +from ._exceptions import RequestError +from ._models import Response +from ._status_codes import codes + + +def print_help() -> None: + console = rich.console.Console() + + console.print("[bold]HTTPX :butterfly:", justify="center") + console.print() + console.print("A next generation HTTP client.", justify="center") + console.print() + console.print( + "Usage: [bold]httpx[/bold] [cyan]<URL> [OPTIONS][/cyan] ", justify="left" + ) + console.print() + + table = rich.table.Table.grid(padding=1, pad_edge=True) + table.add_column("Parameter", no_wrap=True, justify="left", style="bold") + table.add_column("Description") + table.add_row( + "-m, --method [cyan]METHOD", + "Request method, such as GET, POST, PUT, PATCH, DELETE, OPTIONS, HEAD.\n" + "[Default: GET, or POST if a request body is included]", + ) + table.add_row( + "-p, --params [cyan]<NAME VALUE> ...", + "Query parameters to include in the request URL.", + ) + table.add_row( + "-c, --content [cyan]TEXT", "Byte content to include in the request body." + ) + table.add_row( + "-d, --data [cyan]<NAME VALUE> ...", "Form data to include in the request body." + ) + table.add_row( + "-f, --files [cyan]<NAME FILENAME> ...", + "Form files to include in the request body.", + ) + table.add_row("-j, --json [cyan]TEXT", "JSON data to include in the request body.") + table.add_row( + "-h, --headers [cyan]<NAME VALUE> ...", + "Include additional HTTP headers in the request.", + ) + table.add_row( + "--cookies [cyan]<NAME VALUE> ...", "Cookies to include in the request." + ) + table.add_row( + "--auth [cyan]<USER PASS>", + "Username and password to include in the request. Specify '-' for the password" + " to use a password prompt. Note that using --verbose/-v will expose" + " the Authorization header, including the password encoding" + " in a trivially reversible format.", + ) + + table.add_row( + "--proxy [cyan]URL", + "Send the request via a proxy. Should be the URL giving the proxy address.", + ) + + table.add_row( + "--timeout [cyan]FLOAT", + "Timeout value to use for network operations, such as establishing the" + " connection, reading some data, etc... [Default: 5.0]", + ) + + table.add_row("--follow-redirects", "Automatically follow redirects.") + table.add_row("--no-verify", "Disable SSL verification.") + table.add_row( + "--http2", "Send the request using HTTP/2, if the remote server supports it." + ) + + table.add_row( + "--download [cyan]FILE", + "Save the response content as a file, rather than displaying it.", + ) + + table.add_row("-v, --verbose", "Verbose output. Show request as well as response.") + table.add_row("--help", "Show this message and exit.") + console.print(table) + + +def get_lexer_for_response(response: Response) -> str: + content_type = response.headers.get("Content-Type") + if content_type is not None: + mime_type, _, _ = content_type.partition(";") + try: + return typing.cast( + str, pygments.lexers.get_lexer_for_mimetype(mime_type.strip()).name + ) + except pygments.util.ClassNotFound: # pragma: no cover + pass + return "" # pragma: no cover + + +def format_request_headers(request: httpcore.Request, http2: bool = False) -> str: + version = "HTTP/2" if http2 else "HTTP/1.1" + headers = [ + (name.lower() if http2 else name, value) for name, value in request.headers + ] + method = request.method.decode("ascii") + target = request.url.target.decode("ascii") + lines = [f"{method} {target} {version}"] + [ + f"{name.decode('ascii')}: {value.decode('ascii')}" for name, value in headers + ] + return "\n".join(lines) + + +def format_response_headers( + http_version: bytes, + status: int, + reason_phrase: bytes | None, + headers: list[tuple[bytes, bytes]], +) -> str: + version = http_version.decode("ascii") + reason = ( + codes.get_reason_phrase(status) + if reason_phrase is None + else reason_phrase.decode("ascii") + ) + lines = [f"{version} {status} {reason}"] + [ + f"{name.decode('ascii')}: {value.decode('ascii')}" for name, value in headers + ] + return "\n".join(lines) + + +def print_request_headers(request: httpcore.Request, http2: bool = False) -> None: + console = rich.console.Console() + http_text = format_request_headers(request, http2=http2) + syntax = rich.syntax.Syntax(http_text, "http", theme="ansi_dark", word_wrap=True) + console.print(syntax) + syntax = rich.syntax.Syntax("", "http", theme="ansi_dark", word_wrap=True) + console.print(syntax) + + +def print_response_headers( + http_version: bytes, + status: int, + reason_phrase: bytes | None, + headers: list[tuple[bytes, bytes]], +) -> None: + console = rich.console.Console() + http_text = format_response_headers(http_version, status, reason_phrase, headers) + syntax = rich.syntax.Syntax(http_text, "http", theme="ansi_dark", word_wrap=True) + console.print(syntax) + syntax = rich.syntax.Syntax("", "http", theme="ansi_dark", word_wrap=True) + console.print(syntax) + + +def print_response(response: Response) -> None: + console = rich.console.Console() + lexer_name = get_lexer_for_response(response) + if lexer_name: + if lexer_name.lower() == "json": + try: + data = response.json() + text = json.dumps(data, indent=4) + except ValueError: # pragma: no cover + text = response.text + else: + text = response.text + + syntax = rich.syntax.Syntax(text, lexer_name, theme="ansi_dark", word_wrap=True) + console.print(syntax) + else: + console.print(f"<{len(response.content)} bytes of binary data>") + + +_PCTRTT = typing.Tuple[typing.Tuple[str, str], ...] +_PCTRTTT = typing.Tuple[_PCTRTT, ...] +_PeerCertRetDictType = typing.Dict[str, typing.Union[str, _PCTRTTT, _PCTRTT]] + + +def format_certificate(cert: _PeerCertRetDictType) -> str: # pragma: no cover + lines = [] + for key, value in cert.items(): + if isinstance(value, (list, tuple)): + lines.append(f"* {key}:") + for item in value: + if key in ("subject", "issuer"): + for sub_item in item: + lines.append(f"* {sub_item[0]}: {sub_item[1]!r}") + elif isinstance(item, tuple) and len(item) == 2: + lines.append(f"* {item[0]}: {item[1]!r}") + else: + lines.append(f"* {item!r}") + else: + lines.append(f"* {key}: {value!r}") + return "\n".join(lines) + + +def trace( + name: str, info: typing.Mapping[str, typing.Any], verbose: bool = False +) -> None: + console = rich.console.Console() + if name == "connection.connect_tcp.started" and verbose: + host = info["host"] + console.print(f"* Connecting to {host!r}") + elif name == "connection.connect_tcp.complete" and verbose: + stream = info["return_value"] + server_addr = stream.get_extra_info("server_addr") + console.print(f"* Connected to {server_addr[0]!r} on port {server_addr[1]}") + elif name == "connection.start_tls.complete" and verbose: # pragma: no cover + stream = info["return_value"] + ssl_object = stream.get_extra_info("ssl_object") + version = ssl_object.version() + cipher = ssl_object.cipher() + server_cert = ssl_object.getpeercert() + alpn = ssl_object.selected_alpn_protocol() + console.print(f"* SSL established using {version!r} / {cipher[0]!r}") + console.print(f"* Selected ALPN protocol: {alpn!r}") + if server_cert: + console.print("* Server certificate:") + console.print(format_certificate(server_cert)) + elif name == "http11.send_request_headers.started" and verbose: + request = info["request"] + print_request_headers(request, http2=False) + elif name == "http2.send_request_headers.started" and verbose: # pragma: no cover + request = info["request"] + print_request_headers(request, http2=True) + elif name == "http11.receive_response_headers.complete": + http_version, status, reason_phrase, headers = info["return_value"] + print_response_headers(http_version, status, reason_phrase, headers) + elif name == "http2.receive_response_headers.complete": # pragma: no cover + status, headers = info["return_value"] + http_version = b"HTTP/2" + reason_phrase = None + print_response_headers(http_version, status, reason_phrase, headers) + + +def download_response(response: Response, download: typing.BinaryIO) -> None: + console = rich.console.Console() + console.print() + content_length = response.headers.get("Content-Length") + with rich.progress.Progress( + "[progress.description]{task.description}", + "[progress.percentage]{task.percentage:>3.0f}%", + rich.progress.BarColumn(bar_width=None), + rich.progress.DownloadColumn(), + rich.progress.TransferSpeedColumn(), + ) as progress: + description = f"Downloading [bold]{rich.markup.escape(download.name)}" + download_task = progress.add_task( + description, + total=int(content_length or 0), + start=content_length is not None, + ) + for chunk in response.iter_bytes(): + download.write(chunk) + progress.update(download_task, completed=response.num_bytes_downloaded) + + +def validate_json( + ctx: click.Context, + param: click.Option | click.Parameter, + value: typing.Any, +) -> typing.Any: + if value is None: + return None + + try: + return json.loads(value) + except json.JSONDecodeError: # pragma: no cover + raise click.BadParameter("Not valid JSON") + + +def validate_auth( + ctx: click.Context, + param: click.Option | click.Parameter, + value: typing.Any, +) -> typing.Any: + if value == (None, None): + return None + + username, password = value + if password == "-": # pragma: no cover + password = click.prompt("Password", hide_input=True) + return (username, password) + + +def handle_help( + ctx: click.Context, + param: click.Option | click.Parameter, + value: typing.Any, +) -> None: + if not value or ctx.resilient_parsing: + return + + print_help() + ctx.exit() + + +@click.command(add_help_option=False) +@click.argument("url", type=str) +@click.option( + "--method", + "-m", + "method", + type=str, + help=( + "Request method, such as GET, POST, PUT, PATCH, DELETE, OPTIONS, HEAD. " + "[Default: GET, or POST if a request body is included]" + ), +) +@click.option( + "--params", + "-p", + "params", + type=(str, str), + multiple=True, + help="Query parameters to include in the request URL.", +) +@click.option( + "--content", + "-c", + "content", + type=str, + help="Byte content to include in the request body.", +) +@click.option( + "--data", + "-d", + "data", + type=(str, str), + multiple=True, + help="Form data to include in the request body.", +) +@click.option( + "--files", + "-f", + "files", + type=(str, click.File(mode="rb")), + multiple=True, + help="Form files to include in the request body.", +) +@click.option( + "--json", + "-j", + "json", + type=str, + callback=validate_json, + help="JSON data to include in the request body.", +) +@click.option( + "--headers", + "-h", + "headers", + type=(str, str), + multiple=True, + help="Include additional HTTP headers in the request.", +) +@click.option( + "--cookies", + "cookies", + type=(str, str), + multiple=True, + help="Cookies to include in the request.", +) +@click.option( + "--auth", + "auth", + type=(str, str), + default=(None, None), + callback=validate_auth, + help=( + "Username and password to include in the request. " + "Specify '-' for the password to use a password prompt. " + "Note that using --verbose/-v will expose the Authorization header, " + "including the password encoding in a trivially reversible format." + ), +) +@click.option( + "--proxy", + "proxy", + type=str, + default=None, + help="Send the request via a proxy. Should be the URL giving the proxy address.", +) +@click.option( + "--timeout", + "timeout", + type=float, + default=5.0, + help=( + "Timeout value to use for network operations, such as establishing the " + "connection, reading some data, etc... [Default: 5.0]" + ), +) +@click.option( + "--follow-redirects", + "follow_redirects", + is_flag=True, + default=False, + help="Automatically follow redirects.", +) +@click.option( + "--no-verify", + "verify", + is_flag=True, + default=True, + help="Disable SSL verification.", +) +@click.option( + "--http2", + "http2", + type=bool, + is_flag=True, + default=False, + help="Send the request using HTTP/2, if the remote server supports it.", +) +@click.option( + "--download", + type=click.File("wb"), + help="Save the response content as a file, rather than displaying it.", +) +@click.option( + "--verbose", + "-v", + type=bool, + is_flag=True, + default=False, + help="Verbose. Show request as well as response.", +) +@click.option( + "--help", + is_flag=True, + is_eager=True, + expose_value=False, + callback=handle_help, + help="Show this message and exit.", +) +def main( + url: str, + method: str, + params: list[tuple[str, str]], + content: str, + data: list[tuple[str, str]], + files: list[tuple[str, click.File]], + json: str, + headers: list[tuple[str, str]], + cookies: list[tuple[str, str]], + auth: tuple[str, str] | None, + proxy: str, + timeout: float, + follow_redirects: bool, + verify: bool, + http2: bool, + download: typing.BinaryIO | None, + verbose: bool, +) -> None: + """ + An HTTP command line client. + Sends a request and displays the response. + """ + if not method: + method = "POST" if content or data or files or json else "GET" + + try: + with Client( + proxy=proxy, + timeout=timeout, + verify=verify, + http2=http2, + ) as client: + with client.stream( + method, + url, + params=list(params), + content=content, + data=dict(data), + files=files, # type: ignore + json=json, + headers=headers, + cookies=dict(cookies), + auth=auth, + follow_redirects=follow_redirects, + extensions={"trace": functools.partial(trace, verbose=verbose)}, + ) as response: + if download is not None: + download_response(response, download) + else: + response.read() + if response.content: + print_response(response) + + except RequestError as exc: + console = rich.console.Console() + console.print(f"[red]{type(exc).__name__}[/red]: {exc}") + sys.exit(1) + + sys.exit(0 if response.is_success else 1) diff --git a/venv/lib/python3.11/site-packages/httpx/_models.py b/venv/lib/python3.11/site-packages/httpx/_models.py new file mode 100644 index 0000000..cd76705 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_models.py @@ -0,0 +1,1209 @@ +from __future__ import annotations + +import datetime +import email.message +import json as jsonlib +import typing +import urllib.request +from collections.abc import Mapping +from http.cookiejar import Cookie, CookieJar + +from ._content import ByteStream, UnattachedStream, encode_request, encode_response +from ._decoders import ( + SUPPORTED_DECODERS, + ByteChunker, + ContentDecoder, + IdentityDecoder, + LineDecoder, + MultiDecoder, + TextChunker, + TextDecoder, +) +from ._exceptions import ( + CookieConflict, + HTTPStatusError, + RequestNotRead, + ResponseNotRead, + StreamClosed, + StreamConsumed, + request_context, +) +from ._multipart import get_multipart_boundary_from_content_type +from ._status_codes import codes +from ._types import ( + AsyncByteStream, + CookieTypes, + HeaderTypes, + QueryParamTypes, + RequestContent, + RequestData, + RequestExtensions, + RequestFiles, + ResponseContent, + ResponseExtensions, + SyncByteStream, +) +from ._urls import URL +from ._utils import ( + is_known_encoding, + normalize_header_key, + normalize_header_value, + obfuscate_sensitive_headers, + parse_content_type_charset, + parse_header_links, +) + + +class Headers(typing.MutableMapping[str, str]): + """ + HTTP headers, as a case-insensitive multi-dict. + """ + + def __init__( + self, + headers: HeaderTypes | None = None, + encoding: str | None = None, + ) -> None: + if headers is None: + self._list = [] # type: typing.List[typing.Tuple[bytes, bytes, bytes]] + elif isinstance(headers, Headers): + self._list = list(headers._list) + elif isinstance(headers, Mapping): + self._list = [ + ( + normalize_header_key(k, lower=False, encoding=encoding), + normalize_header_key(k, lower=True, encoding=encoding), + normalize_header_value(v, encoding), + ) + for k, v in headers.items() + ] + else: + self._list = [ + ( + normalize_header_key(k, lower=False, encoding=encoding), + normalize_header_key(k, lower=True, encoding=encoding), + normalize_header_value(v, encoding), + ) + for k, v in headers + ] + + self._encoding = encoding + + @property + def encoding(self) -> str: + """ + Header encoding is mandated as ascii, but we allow fallbacks to utf-8 + or iso-8859-1. + """ + if self._encoding is None: + for encoding in ["ascii", "utf-8"]: + for key, value in self.raw: + try: + key.decode(encoding) + value.decode(encoding) + except UnicodeDecodeError: + break + else: + # The else block runs if 'break' did not occur, meaning + # all values fitted the encoding. + self._encoding = encoding + break + else: + # The ISO-8859-1 encoding covers all 256 code points in a byte, + # so will never raise decode errors. + self._encoding = "iso-8859-1" + return self._encoding + + @encoding.setter + def encoding(self, value: str) -> None: + self._encoding = value + + @property + def raw(self) -> list[tuple[bytes, bytes]]: + """ + Returns a list of the raw header items, as byte pairs. + """ + return [(raw_key, value) for raw_key, _, value in self._list] + + def keys(self) -> typing.KeysView[str]: + return {key.decode(self.encoding): None for _, key, value in self._list}.keys() + + def values(self) -> typing.ValuesView[str]: + values_dict: dict[str, str] = {} + for _, key, value in self._list: + str_key = key.decode(self.encoding) + str_value = value.decode(self.encoding) + if str_key in values_dict: + values_dict[str_key] += f", {str_value}" + else: + values_dict[str_key] = str_value + return values_dict.values() + + def items(self) -> typing.ItemsView[str, str]: + """ + Return `(key, value)` items of headers. Concatenate headers + into a single comma separated value when a key occurs multiple times. + """ + values_dict: dict[str, str] = {} + for _, key, value in self._list: + str_key = key.decode(self.encoding) + str_value = value.decode(self.encoding) + if str_key in values_dict: + values_dict[str_key] += f", {str_value}" + else: + values_dict[str_key] = str_value + return values_dict.items() + + def multi_items(self) -> list[tuple[str, str]]: + """ + Return a list of `(key, value)` pairs of headers. Allow multiple + occurrences of the same key without concatenating into a single + comma separated value. + """ + return [ + (key.decode(self.encoding), value.decode(self.encoding)) + for _, key, value in self._list + ] + + def get(self, key: str, default: typing.Any = None) -> typing.Any: + """ + Return a header value. If multiple occurrences of the header occur + then concatenate them together with commas. + """ + try: + return self[key] + except KeyError: + return default + + def get_list(self, key: str, split_commas: bool = False) -> list[str]: + """ + Return a list of all header values for a given key. + If `split_commas=True` is passed, then any comma separated header + values are split into multiple return strings. + """ + get_header_key = key.lower().encode(self.encoding) + + values = [ + item_value.decode(self.encoding) + for _, item_key, item_value in self._list + if item_key.lower() == get_header_key + ] + + if not split_commas: + return values + + split_values = [] + for value in values: + split_values.extend([item.strip() for item in value.split(",")]) + return split_values + + def update(self, headers: HeaderTypes | None = None) -> None: # type: ignore + headers = Headers(headers) + for key in headers.keys(): + if key in self: + self.pop(key) + self._list.extend(headers._list) + + def copy(self) -> Headers: + return Headers(self, encoding=self.encoding) + + def __getitem__(self, key: str) -> str: + """ + Return a single header value. + + If there are multiple headers with the same key, then we concatenate + them with commas. See: https://tools.ietf.org/html/rfc7230#section-3.2.2 + """ + normalized_key = key.lower().encode(self.encoding) + + items = [ + header_value.decode(self.encoding) + for _, header_key, header_value in self._list + if header_key == normalized_key + ] + + if items: + return ", ".join(items) + + raise KeyError(key) + + def __setitem__(self, key: str, value: str) -> None: + """ + Set the header `key` to `value`, removing any duplicate entries. + Retains insertion order. + """ + set_key = key.encode(self._encoding or "utf-8") + set_value = value.encode(self._encoding or "utf-8") + lookup_key = set_key.lower() + + found_indexes = [ + idx + for idx, (_, item_key, _) in enumerate(self._list) + if item_key == lookup_key + ] + + for idx in reversed(found_indexes[1:]): + del self._list[idx] + + if found_indexes: + idx = found_indexes[0] + self._list[idx] = (set_key, lookup_key, set_value) + else: + self._list.append((set_key, lookup_key, set_value)) + + def __delitem__(self, key: str) -> None: + """ + Remove the header `key`. + """ + del_key = key.lower().encode(self.encoding) + + pop_indexes = [ + idx + for idx, (_, item_key, _) in enumerate(self._list) + if item_key.lower() == del_key + ] + + if not pop_indexes: + raise KeyError(key) + + for idx in reversed(pop_indexes): + del self._list[idx] + + def __contains__(self, key: typing.Any) -> bool: + header_key = key.lower().encode(self.encoding) + return header_key in [key for _, key, _ in self._list] + + def __iter__(self) -> typing.Iterator[typing.Any]: + return iter(self.keys()) + + def __len__(self) -> int: + return len(self._list) + + def __eq__(self, other: typing.Any) -> bool: + try: + other_headers = Headers(other) + except ValueError: + return False + + self_list = [(key, value) for _, key, value in self._list] + other_list = [(key, value) for _, key, value in other_headers._list] + return sorted(self_list) == sorted(other_list) + + def __repr__(self) -> str: + class_name = self.__class__.__name__ + + encoding_str = "" + if self.encoding != "ascii": + encoding_str = f", encoding={self.encoding!r}" + + as_list = list(obfuscate_sensitive_headers(self.multi_items())) + as_dict = dict(as_list) + + no_duplicate_keys = len(as_dict) == len(as_list) + if no_duplicate_keys: + return f"{class_name}({as_dict!r}{encoding_str})" + return f"{class_name}({as_list!r}{encoding_str})" + + +class Request: + def __init__( + self, + method: str | bytes, + url: URL | str, + *, + params: QueryParamTypes | None = None, + headers: HeaderTypes | None = None, + cookies: CookieTypes | None = None, + content: RequestContent | None = None, + data: RequestData | None = None, + files: RequestFiles | None = None, + json: typing.Any | None = None, + stream: SyncByteStream | AsyncByteStream | None = None, + extensions: RequestExtensions | None = None, + ) -> None: + self.method = ( + method.decode("ascii").upper() + if isinstance(method, bytes) + else method.upper() + ) + self.url = URL(url) + if params is not None: + self.url = self.url.copy_merge_params(params=params) + self.headers = Headers(headers) + self.extensions = {} if extensions is None else extensions + + if cookies: + Cookies(cookies).set_cookie_header(self) + + if stream is None: + content_type: str | None = self.headers.get("content-type") + headers, stream = encode_request( + content=content, + data=data, + files=files, + json=json, + boundary=get_multipart_boundary_from_content_type( + content_type=content_type.encode(self.headers.encoding) + if content_type + else None + ), + ) + self._prepare(headers) + self.stream = stream + # Load the request body, except for streaming content. + if isinstance(stream, ByteStream): + self.read() + else: + # There's an important distinction between `Request(content=...)`, + # and `Request(stream=...)`. + # + # Using `content=...` implies automatically populated `Host` and content + # headers, of either `Content-Length: ...` or `Transfer-Encoding: chunked`. + # + # Using `stream=...` will not automatically include *any* + # auto-populated headers. + # + # As an end-user you don't really need `stream=...`. It's only + # useful when: + # + # * Preserving the request stream when copying requests, eg for redirects. + # * Creating request instances on the *server-side* of the transport API. + self.stream = stream + + def _prepare(self, default_headers: dict[str, str]) -> None: + for key, value in default_headers.items(): + # Ignore Transfer-Encoding if the Content-Length has been set explicitly. + if key.lower() == "transfer-encoding" and "Content-Length" in self.headers: + continue + self.headers.setdefault(key, value) + + auto_headers: list[tuple[bytes, bytes]] = [] + + has_host = "Host" in self.headers + has_content_length = ( + "Content-Length" in self.headers or "Transfer-Encoding" in self.headers + ) + + if not has_host and self.url.host: + auto_headers.append((b"Host", self.url.netloc)) + if not has_content_length and self.method in ("POST", "PUT", "PATCH"): + auto_headers.append((b"Content-Length", b"0")) + + self.headers = Headers(auto_headers + self.headers.raw) + + @property + def content(self) -> bytes: + if not hasattr(self, "_content"): + raise RequestNotRead() + return self._content + + def read(self) -> bytes: + """ + Read and return the request content. + """ + if not hasattr(self, "_content"): + assert isinstance(self.stream, typing.Iterable) + self._content = b"".join(self.stream) + if not isinstance(self.stream, ByteStream): + # If a streaming request has been read entirely into memory, then + # we can replace the stream with a raw bytes implementation, + # to ensure that any non-replayable streams can still be used. + self.stream = ByteStream(self._content) + return self._content + + async def aread(self) -> bytes: + """ + Read and return the request content. + """ + if not hasattr(self, "_content"): + assert isinstance(self.stream, typing.AsyncIterable) + self._content = b"".join([part async for part in self.stream]) + if not isinstance(self.stream, ByteStream): + # If a streaming request has been read entirely into memory, then + # we can replace the stream with a raw bytes implementation, + # to ensure that any non-replayable streams can still be used. + self.stream = ByteStream(self._content) + return self._content + + def __repr__(self) -> str: + class_name = self.__class__.__name__ + url = str(self.url) + return f"<{class_name}({self.method!r}, {url!r})>" + + def __getstate__(self) -> dict[str, typing.Any]: + return { + name: value + for name, value in self.__dict__.items() + if name not in ["extensions", "stream"] + } + + def __setstate__(self, state: dict[str, typing.Any]) -> None: + for name, value in state.items(): + setattr(self, name, value) + self.extensions = {} + self.stream = UnattachedStream() + + +class Response: + def __init__( + self, + status_code: int, + *, + headers: HeaderTypes | None = None, + content: ResponseContent | None = None, + text: str | None = None, + html: str | None = None, + json: typing.Any = None, + stream: SyncByteStream | AsyncByteStream | None = None, + request: Request | None = None, + extensions: ResponseExtensions | None = None, + history: list[Response] | None = None, + default_encoding: str | typing.Callable[[bytes], str] = "utf-8", + ) -> None: + self.status_code = status_code + self.headers = Headers(headers) + + self._request: Request | None = request + + # When follow_redirects=False and a redirect is received, + # the client will set `response.next_request`. + self.next_request: Request | None = None + + self.extensions: ResponseExtensions = {} if extensions is None else extensions + self.history = [] if history is None else list(history) + + self.is_closed = False + self.is_stream_consumed = False + + self.default_encoding = default_encoding + + if stream is None: + headers, stream = encode_response(content, text, html, json) + self._prepare(headers) + self.stream = stream + if isinstance(stream, ByteStream): + # Load the response body, except for streaming content. + self.read() + else: + # There's an important distinction between `Response(content=...)`, + # and `Response(stream=...)`. + # + # Using `content=...` implies automatically populated content headers, + # of either `Content-Length: ...` or `Transfer-Encoding: chunked`. + # + # Using `stream=...` will not automatically include any content headers. + # + # As an end-user you don't really need `stream=...`. It's only + # useful when creating response instances having received a stream + # from the transport API. + self.stream = stream + + self._num_bytes_downloaded = 0 + + def _prepare(self, default_headers: dict[str, str]) -> None: + for key, value in default_headers.items(): + # Ignore Transfer-Encoding if the Content-Length has been set explicitly. + if key.lower() == "transfer-encoding" and "content-length" in self.headers: + continue + self.headers.setdefault(key, value) + + @property + def elapsed(self) -> datetime.timedelta: + """ + Returns the time taken for the complete request/response + cycle to complete. + """ + if not hasattr(self, "_elapsed"): + raise RuntimeError( + "'.elapsed' may only be accessed after the response " + "has been read or closed." + ) + return self._elapsed + + @elapsed.setter + def elapsed(self, elapsed: datetime.timedelta) -> None: + self._elapsed = elapsed + + @property + def request(self) -> Request: + """ + Returns the request instance associated to the current response. + """ + if self._request is None: + raise RuntimeError( + "The request instance has not been set on this response." + ) + return self._request + + @request.setter + def request(self, value: Request) -> None: + self._request = value + + @property + def http_version(self) -> str: + try: + http_version: bytes = self.extensions["http_version"] + except KeyError: + return "HTTP/1.1" + else: + return http_version.decode("ascii", errors="ignore") + + @property + def reason_phrase(self) -> str: + try: + reason_phrase: bytes = self.extensions["reason_phrase"] + except KeyError: + return codes.get_reason_phrase(self.status_code) + else: + return reason_phrase.decode("ascii", errors="ignore") + + @property + def url(self) -> URL: + """ + Returns the URL for which the request was made. + """ + return self.request.url + + @property + def content(self) -> bytes: + if not hasattr(self, "_content"): + raise ResponseNotRead() + return self._content + + @property + def text(self) -> str: + if not hasattr(self, "_text"): + content = self.content + if not content: + self._text = "" + else: + decoder = TextDecoder(encoding=self.encoding or "utf-8") + self._text = "".join([decoder.decode(self.content), decoder.flush()]) + return self._text + + @property + def encoding(self) -> str | None: + """ + Return an encoding to use for decoding the byte content into text. + The priority for determining this is given by... + + * `.encoding = <>` has been set explicitly. + * The encoding as specified by the charset parameter in the Content-Type header. + * The encoding as determined by `default_encoding`, which may either be + a string like "utf-8" indicating the encoding to use, or may be a callable + which enables charset autodetection. + """ + if not hasattr(self, "_encoding"): + encoding = self.charset_encoding + if encoding is None or not is_known_encoding(encoding): + if isinstance(self.default_encoding, str): + encoding = self.default_encoding + elif hasattr(self, "_content"): + encoding = self.default_encoding(self._content) + self._encoding = encoding or "utf-8" + return self._encoding + + @encoding.setter + def encoding(self, value: str) -> None: + """ + Set the encoding to use for decoding the byte content into text. + + If the `text` attribute has been accessed, attempting to set the + encoding will throw a ValueError. + """ + if hasattr(self, "_text"): + raise ValueError( + "Setting encoding after `text` has been accessed is not allowed." + ) + self._encoding = value + + @property + def charset_encoding(self) -> str | None: + """ + Return the encoding, as specified by the Content-Type header. + """ + content_type = self.headers.get("Content-Type") + if content_type is None: + return None + + return parse_content_type_charset(content_type) + + def _get_content_decoder(self) -> ContentDecoder: + """ + Returns a decoder instance which can be used to decode the raw byte + content, depending on the Content-Encoding used in the response. + """ + if not hasattr(self, "_decoder"): + decoders: list[ContentDecoder] = [] + values = self.headers.get_list("content-encoding", split_commas=True) + for value in values: + value = value.strip().lower() + try: + decoder_cls = SUPPORTED_DECODERS[value] + decoders.append(decoder_cls()) + except KeyError: + continue + + if len(decoders) == 1: + self._decoder = decoders[0] + elif len(decoders) > 1: + self._decoder = MultiDecoder(children=decoders) + else: + self._decoder = IdentityDecoder() + + return self._decoder + + @property + def is_informational(self) -> bool: + """ + A property which is `True` for 1xx status codes, `False` otherwise. + """ + return codes.is_informational(self.status_code) + + @property + def is_success(self) -> bool: + """ + A property which is `True` for 2xx status codes, `False` otherwise. + """ + return codes.is_success(self.status_code) + + @property + def is_redirect(self) -> bool: + """ + A property which is `True` for 3xx status codes, `False` otherwise. + + Note that not all responses with a 3xx status code indicate a URL redirect. + + Use `response.has_redirect_location` to determine responses with a properly + formed URL redirection. + """ + return codes.is_redirect(self.status_code) + + @property + def is_client_error(self) -> bool: + """ + A property which is `True` for 4xx status codes, `False` otherwise. + """ + return codes.is_client_error(self.status_code) + + @property + def is_server_error(self) -> bool: + """ + A property which is `True` for 5xx status codes, `False` otherwise. + """ + return codes.is_server_error(self.status_code) + + @property + def is_error(self) -> bool: + """ + A property which is `True` for 4xx and 5xx status codes, `False` otherwise. + """ + return codes.is_error(self.status_code) + + @property + def has_redirect_location(self) -> bool: + """ + Returns True for 3xx responses with a properly formed URL redirection, + `False` otherwise. + """ + return ( + self.status_code + in ( + # 301 (Cacheable redirect. Method may change to GET.) + codes.MOVED_PERMANENTLY, + # 302 (Uncacheable redirect. Method may change to GET.) + codes.FOUND, + # 303 (Client should make a GET or HEAD request.) + codes.SEE_OTHER, + # 307 (Equiv. 302, but retain method) + codes.TEMPORARY_REDIRECT, + # 308 (Equiv. 301, but retain method) + codes.PERMANENT_REDIRECT, + ) + and "Location" in self.headers + ) + + def raise_for_status(self) -> Response: + """ + Raise the `HTTPStatusError` if one occurred. + """ + request = self._request + if request is None: + raise RuntimeError( + "Cannot call `raise_for_status` as the request " + "instance has not been set on this response." + ) + + if self.is_success: + return self + + if self.has_redirect_location: + message = ( + "{error_type} '{0.status_code} {0.reason_phrase}' for url '{0.url}'\n" + "Redirect location: '{0.headers[location]}'\n" + "For more information check: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/{0.status_code}" + ) + else: + message = ( + "{error_type} '{0.status_code} {0.reason_phrase}' for url '{0.url}'\n" + "For more information check: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/{0.status_code}" + ) + + status_class = self.status_code // 100 + error_types = { + 1: "Informational response", + 3: "Redirect response", + 4: "Client error", + 5: "Server error", + } + error_type = error_types.get(status_class, "Invalid status code") + message = message.format(self, error_type=error_type) + raise HTTPStatusError(message, request=request, response=self) + + def json(self, **kwargs: typing.Any) -> typing.Any: + return jsonlib.loads(self.content, **kwargs) + + @property + def cookies(self) -> Cookies: + if not hasattr(self, "_cookies"): + self._cookies = Cookies() + self._cookies.extract_cookies(self) + return self._cookies + + @property + def links(self) -> dict[str | None, dict[str, str]]: + """ + Returns the parsed header links of the response, if any + """ + header = self.headers.get("link") + if header is None: + return {} + + return { + (link.get("rel") or link.get("url")): link + for link in parse_header_links(header) + } + + @property + def num_bytes_downloaded(self) -> int: + return self._num_bytes_downloaded + + def __repr__(self) -> str: + return f"<Response [{self.status_code} {self.reason_phrase}]>" + + def __getstate__(self) -> dict[str, typing.Any]: + return { + name: value + for name, value in self.__dict__.items() + if name not in ["extensions", "stream", "is_closed", "_decoder"] + } + + def __setstate__(self, state: dict[str, typing.Any]) -> None: + for name, value in state.items(): + setattr(self, name, value) + self.is_closed = True + self.extensions = {} + self.stream = UnattachedStream() + + def read(self) -> bytes: + """ + Read and return the response content. + """ + if not hasattr(self, "_content"): + self._content = b"".join(self.iter_bytes()) + return self._content + + def iter_bytes(self, chunk_size: int | None = None) -> typing.Iterator[bytes]: + """ + A byte-iterator over the decoded response content. + This allows us to handle gzip, deflate, and brotli encoded responses. + """ + if hasattr(self, "_content"): + chunk_size = len(self._content) if chunk_size is None else chunk_size + for i in range(0, len(self._content), max(chunk_size, 1)): + yield self._content[i : i + chunk_size] + else: + decoder = self._get_content_decoder() + chunker = ByteChunker(chunk_size=chunk_size) + with request_context(request=self._request): + for raw_bytes in self.iter_raw(): + decoded = decoder.decode(raw_bytes) + for chunk in chunker.decode(decoded): + yield chunk + decoded = decoder.flush() + for chunk in chunker.decode(decoded): + yield chunk # pragma: no cover + for chunk in chunker.flush(): + yield chunk + + def iter_text(self, chunk_size: int | None = None) -> typing.Iterator[str]: + """ + A str-iterator over the decoded response content + that handles both gzip, deflate, etc but also detects the content's + string encoding. + """ + decoder = TextDecoder(encoding=self.encoding or "utf-8") + chunker = TextChunker(chunk_size=chunk_size) + with request_context(request=self._request): + for byte_content in self.iter_bytes(): + text_content = decoder.decode(byte_content) + for chunk in chunker.decode(text_content): + yield chunk + text_content = decoder.flush() + for chunk in chunker.decode(text_content): + yield chunk # pragma: no cover + for chunk in chunker.flush(): + yield chunk + + def iter_lines(self) -> typing.Iterator[str]: + decoder = LineDecoder() + with request_context(request=self._request): + for text in self.iter_text(): + for line in decoder.decode(text): + yield line + for line in decoder.flush(): + yield line + + def iter_raw(self, chunk_size: int | None = None) -> typing.Iterator[bytes]: + """ + A byte-iterator over the raw response content. + """ + if self.is_stream_consumed: + raise StreamConsumed() + if self.is_closed: + raise StreamClosed() + if not isinstance(self.stream, SyncByteStream): + raise RuntimeError("Attempted to call a sync iterator on an async stream.") + + self.is_stream_consumed = True + self._num_bytes_downloaded = 0 + chunker = ByteChunker(chunk_size=chunk_size) + + with request_context(request=self._request): + for raw_stream_bytes in self.stream: + self._num_bytes_downloaded += len(raw_stream_bytes) + for chunk in chunker.decode(raw_stream_bytes): + yield chunk + + for chunk in chunker.flush(): + yield chunk + + self.close() + + def close(self) -> None: + """ + Close the response and release the connection. + Automatically called if the response body is read to completion. + """ + if not isinstance(self.stream, SyncByteStream): + raise RuntimeError("Attempted to call an sync close on an async stream.") + + if not self.is_closed: + self.is_closed = True + with request_context(request=self._request): + self.stream.close() + + async def aread(self) -> bytes: + """ + Read and return the response content. + """ + if not hasattr(self, "_content"): + self._content = b"".join([part async for part in self.aiter_bytes()]) + return self._content + + async def aiter_bytes( + self, chunk_size: int | None = None + ) -> typing.AsyncIterator[bytes]: + """ + A byte-iterator over the decoded response content. + This allows us to handle gzip, deflate, and brotli encoded responses. + """ + if hasattr(self, "_content"): + chunk_size = len(self._content) if chunk_size is None else chunk_size + for i in range(0, len(self._content), max(chunk_size, 1)): + yield self._content[i : i + chunk_size] + else: + decoder = self._get_content_decoder() + chunker = ByteChunker(chunk_size=chunk_size) + with request_context(request=self._request): + async for raw_bytes in self.aiter_raw(): + decoded = decoder.decode(raw_bytes) + for chunk in chunker.decode(decoded): + yield chunk + decoded = decoder.flush() + for chunk in chunker.decode(decoded): + yield chunk # pragma: no cover + for chunk in chunker.flush(): + yield chunk + + async def aiter_text( + self, chunk_size: int | None = None + ) -> typing.AsyncIterator[str]: + """ + A str-iterator over the decoded response content + that handles both gzip, deflate, etc but also detects the content's + string encoding. + """ + decoder = TextDecoder(encoding=self.encoding or "utf-8") + chunker = TextChunker(chunk_size=chunk_size) + with request_context(request=self._request): + async for byte_content in self.aiter_bytes(): + text_content = decoder.decode(byte_content) + for chunk in chunker.decode(text_content): + yield chunk + text_content = decoder.flush() + for chunk in chunker.decode(text_content): + yield chunk # pragma: no cover + for chunk in chunker.flush(): + yield chunk + + async def aiter_lines(self) -> typing.AsyncIterator[str]: + decoder = LineDecoder() + with request_context(request=self._request): + async for text in self.aiter_text(): + for line in decoder.decode(text): + yield line + for line in decoder.flush(): + yield line + + async def aiter_raw( + self, chunk_size: int | None = None + ) -> typing.AsyncIterator[bytes]: + """ + A byte-iterator over the raw response content. + """ + if self.is_stream_consumed: + raise StreamConsumed() + if self.is_closed: + raise StreamClosed() + if not isinstance(self.stream, AsyncByteStream): + raise RuntimeError("Attempted to call an async iterator on an sync stream.") + + self.is_stream_consumed = True + self._num_bytes_downloaded = 0 + chunker = ByteChunker(chunk_size=chunk_size) + + with request_context(request=self._request): + async for raw_stream_bytes in self.stream: + self._num_bytes_downloaded += len(raw_stream_bytes) + for chunk in chunker.decode(raw_stream_bytes): + yield chunk + + for chunk in chunker.flush(): + yield chunk + + await self.aclose() + + async def aclose(self) -> None: + """ + Close the response and release the connection. + Automatically called if the response body is read to completion. + """ + if not isinstance(self.stream, AsyncByteStream): + raise RuntimeError("Attempted to call an async close on an sync stream.") + + if not self.is_closed: + self.is_closed = True + with request_context(request=self._request): + await self.stream.aclose() + + +class Cookies(typing.MutableMapping[str, str]): + """ + HTTP Cookies, as a mutable mapping. + """ + + def __init__(self, cookies: CookieTypes | None = None) -> None: + if cookies is None or isinstance(cookies, dict): + self.jar = CookieJar() + if isinstance(cookies, dict): + for key, value in cookies.items(): + self.set(key, value) + elif isinstance(cookies, list): + self.jar = CookieJar() + for key, value in cookies: + self.set(key, value) + elif isinstance(cookies, Cookies): + self.jar = CookieJar() + for cookie in cookies.jar: + self.jar.set_cookie(cookie) + else: + self.jar = cookies + + def extract_cookies(self, response: Response) -> None: + """ + Loads any cookies based on the response `Set-Cookie` headers. + """ + urllib_response = self._CookieCompatResponse(response) + urllib_request = self._CookieCompatRequest(response.request) + + self.jar.extract_cookies(urllib_response, urllib_request) # type: ignore + + def set_cookie_header(self, request: Request) -> None: + """ + Sets an appropriate 'Cookie:' HTTP header on the `Request`. + """ + urllib_request = self._CookieCompatRequest(request) + self.jar.add_cookie_header(urllib_request) + + def set(self, name: str, value: str, domain: str = "", path: str = "/") -> None: + """ + Set a cookie value by name. May optionally include domain and path. + """ + kwargs = { + "version": 0, + "name": name, + "value": value, + "port": None, + "port_specified": False, + "domain": domain, + "domain_specified": bool(domain), + "domain_initial_dot": domain.startswith("."), + "path": path, + "path_specified": bool(path), + "secure": False, + "expires": None, + "discard": True, + "comment": None, + "comment_url": None, + "rest": {"HttpOnly": None}, + "rfc2109": False, + } + cookie = Cookie(**kwargs) # type: ignore + self.jar.set_cookie(cookie) + + def get( # type: ignore + self, + name: str, + default: str | None = None, + domain: str | None = None, + path: str | None = None, + ) -> str | None: + """ + Get a cookie by name. May optionally include domain and path + in order to specify exactly which cookie to retrieve. + """ + value = None + for cookie in self.jar: + if cookie.name == name: + if domain is None or cookie.domain == domain: + if path is None or cookie.path == path: + if value is not None: + message = f"Multiple cookies exist with name={name}" + raise CookieConflict(message) + value = cookie.value + + if value is None: + return default + return value + + def delete( + self, + name: str, + domain: str | None = None, + path: str | None = None, + ) -> None: + """ + Delete a cookie by name. May optionally include domain and path + in order to specify exactly which cookie to delete. + """ + if domain is not None and path is not None: + return self.jar.clear(domain, path, name) + + remove = [ + cookie + for cookie in self.jar + if cookie.name == name + and (domain is None or cookie.domain == domain) + and (path is None or cookie.path == path) + ] + + for cookie in remove: + self.jar.clear(cookie.domain, cookie.path, cookie.name) + + def clear(self, domain: str | None = None, path: str | None = None) -> None: + """ + Delete all cookies. Optionally include a domain and path in + order to only delete a subset of all the cookies. + """ + args = [] + if domain is not None: + args.append(domain) + if path is not None: + assert domain is not None + args.append(path) + self.jar.clear(*args) + + def update(self, cookies: CookieTypes | None = None) -> None: # type: ignore + cookies = Cookies(cookies) + for cookie in cookies.jar: + self.jar.set_cookie(cookie) + + def __setitem__(self, name: str, value: str) -> None: + return self.set(name, value) + + def __getitem__(self, name: str) -> str: + value = self.get(name) + if value is None: + raise KeyError(name) + return value + + def __delitem__(self, name: str) -> None: + return self.delete(name) + + def __len__(self) -> int: + return len(self.jar) + + def __iter__(self) -> typing.Iterator[str]: + return (cookie.name for cookie in self.jar) + + def __bool__(self) -> bool: + for _ in self.jar: + return True + return False + + def __repr__(self) -> str: + cookies_repr = ", ".join( + [ + f"<Cookie {cookie.name}={cookie.value} for {cookie.domain} />" + for cookie in self.jar + ] + ) + + return f"<Cookies[{cookies_repr}]>" + + class _CookieCompatRequest(urllib.request.Request): + """ + Wraps a `Request` instance up in a compatibility interface suitable + for use with `CookieJar` operations. + """ + + def __init__(self, request: Request) -> None: + super().__init__( + url=str(request.url), + headers=dict(request.headers), + method=request.method, + ) + self.request = request + + def add_unredirected_header(self, key: str, value: str) -> None: + super().add_unredirected_header(key, value) + self.request.headers[key] = value + + class _CookieCompatResponse: + """ + Wraps a `Request` instance up in a compatibility interface suitable + for use with `CookieJar` operations. + """ + + def __init__(self, response: Response) -> None: + self.response = response + + def info(self) -> email.message.Message: + info = email.message.Message() + for key, value in self.response.headers.multi_items(): + # Note that setting `info[key]` here is an "append" operation, + # not a "replace" operation. + # https://docs.python.org/3/library/email.compat32-message.html#email.message.Message.__setitem__ + info[key] = value + return info diff --git a/venv/lib/python3.11/site-packages/httpx/_multipart.py b/venv/lib/python3.11/site-packages/httpx/_multipart.py new file mode 100644 index 0000000..8edb622 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_multipart.py @@ -0,0 +1,269 @@ +from __future__ import annotations + +import io +import os +import typing +from pathlib import Path + +from ._types import ( + AsyncByteStream, + FileContent, + FileTypes, + RequestData, + RequestFiles, + SyncByteStream, +) +from ._utils import ( + format_form_param, + guess_content_type, + peek_filelike_length, + primitive_value_to_str, + to_bytes, +) + + +def get_multipart_boundary_from_content_type( + content_type: bytes | None, +) -> bytes | None: + if not content_type or not content_type.startswith(b"multipart/form-data"): + return None + # parse boundary according to + # https://www.rfc-editor.org/rfc/rfc2046#section-5.1.1 + if b";" in content_type: + for section in content_type.split(b";"): + if section.strip().lower().startswith(b"boundary="): + return section.strip()[len(b"boundary=") :].strip(b'"') + return None + + +class DataField: + """ + A single form field item, within a multipart form field. + """ + + def __init__(self, name: str, value: str | bytes | int | float | None) -> None: + if not isinstance(name, str): + raise TypeError( + f"Invalid type for name. Expected str, got {type(name)}: {name!r}" + ) + if value is not None and not isinstance(value, (str, bytes, int, float)): + raise TypeError( + "Invalid type for value. Expected primitive type," + f" got {type(value)}: {value!r}" + ) + self.name = name + self.value: str | bytes = ( + value if isinstance(value, bytes) else primitive_value_to_str(value) + ) + + def render_headers(self) -> bytes: + if not hasattr(self, "_headers"): + name = format_form_param("name", self.name) + self._headers = b"".join( + [b"Content-Disposition: form-data; ", name, b"\r\n\r\n"] + ) + + return self._headers + + def render_data(self) -> bytes: + if not hasattr(self, "_data"): + self._data = to_bytes(self.value) + + return self._data + + def get_length(self) -> int: + headers = self.render_headers() + data = self.render_data() + return len(headers) + len(data) + + def render(self) -> typing.Iterator[bytes]: + yield self.render_headers() + yield self.render_data() + + +class FileField: + """ + A single file field item, within a multipart form field. + """ + + CHUNK_SIZE = 64 * 1024 + + def __init__(self, name: str, value: FileTypes) -> None: + self.name = name + + fileobj: FileContent + + headers: dict[str, str] = {} + content_type: str | None = None + + # This large tuple based API largely mirror's requests' API + # It would be good to think of better APIs for this that we could + # include in httpx 2.0 since variable length tuples(especially of 4 elements) + # are quite unwieldly + if isinstance(value, tuple): + if len(value) == 2: + # neither the 3rd parameter (content_type) nor the 4th (headers) + # was included + filename, fileobj = value + elif len(value) == 3: + filename, fileobj, content_type = value + else: + # all 4 parameters included + filename, fileobj, content_type, headers = value # type: ignore + else: + filename = Path(str(getattr(value, "name", "upload"))).name + fileobj = value + + if content_type is None: + content_type = guess_content_type(filename) + + has_content_type_header = any("content-type" in key.lower() for key in headers) + if content_type is not None and not has_content_type_header: + # note that unlike requests, we ignore the content_type provided in the 3rd + # tuple element if it is also included in the headers requests does + # the opposite (it overwrites the headerwith the 3rd tuple element) + headers["Content-Type"] = content_type + + if isinstance(fileobj, io.StringIO): + raise TypeError( + "Multipart file uploads require 'io.BytesIO', not 'io.StringIO'." + ) + if isinstance(fileobj, io.TextIOBase): + raise TypeError( + "Multipart file uploads must be opened in binary mode, not text mode." + ) + + self.filename = filename + self.file = fileobj + self.headers = headers + + def get_length(self) -> int | None: + headers = self.render_headers() + + if isinstance(self.file, (str, bytes)): + return len(headers) + len(to_bytes(self.file)) + + file_length = peek_filelike_length(self.file) + + # If we can't determine the filesize without reading it into memory, + # then return `None` here, to indicate an unknown file length. + if file_length is None: + return None + + return len(headers) + file_length + + def render_headers(self) -> bytes: + if not hasattr(self, "_headers"): + parts = [ + b"Content-Disposition: form-data; ", + format_form_param("name", self.name), + ] + if self.filename: + filename = format_form_param("filename", self.filename) + parts.extend([b"; ", filename]) + for header_name, header_value in self.headers.items(): + key, val = f"\r\n{header_name}: ".encode(), header_value.encode() + parts.extend([key, val]) + parts.append(b"\r\n\r\n") + self._headers = b"".join(parts) + + return self._headers + + def render_data(self) -> typing.Iterator[bytes]: + if isinstance(self.file, (str, bytes)): + yield to_bytes(self.file) + return + + if hasattr(self.file, "seek"): + try: + self.file.seek(0) + except io.UnsupportedOperation: + pass + + chunk = self.file.read(self.CHUNK_SIZE) + while chunk: + yield to_bytes(chunk) + chunk = self.file.read(self.CHUNK_SIZE) + + def render(self) -> typing.Iterator[bytes]: + yield self.render_headers() + yield from self.render_data() + + +class MultipartStream(SyncByteStream, AsyncByteStream): + """ + Request content as streaming multipart encoded form data. + """ + + def __init__( + self, + data: RequestData, + files: RequestFiles, + boundary: bytes | None = None, + ) -> None: + if boundary is None: + boundary = os.urandom(16).hex().encode("ascii") + + self.boundary = boundary + self.content_type = "multipart/form-data; boundary=%s" % boundary.decode( + "ascii" + ) + self.fields = list(self._iter_fields(data, files)) + + def _iter_fields( + self, data: RequestData, files: RequestFiles + ) -> typing.Iterator[FileField | DataField]: + for name, value in data.items(): + if isinstance(value, (tuple, list)): + for item in value: + yield DataField(name=name, value=item) + else: + yield DataField(name=name, value=value) + + file_items = files.items() if isinstance(files, typing.Mapping) else files + for name, value in file_items: + yield FileField(name=name, value=value) + + def iter_chunks(self) -> typing.Iterator[bytes]: + for field in self.fields: + yield b"--%s\r\n" % self.boundary + yield from field.render() + yield b"\r\n" + yield b"--%s--\r\n" % self.boundary + + def get_content_length(self) -> int | None: + """ + Return the length of the multipart encoded content, or `None` if + any of the files have a length that cannot be determined upfront. + """ + boundary_length = len(self.boundary) + length = 0 + + for field in self.fields: + field_length = field.get_length() + if field_length is None: + return None + + length += 2 + boundary_length + 2 # b"--{boundary}\r\n" + length += field_length + length += 2 # b"\r\n" + + length += 2 + boundary_length + 4 # b"--{boundary}--\r\n" + return length + + # Content stream interface. + + def get_headers(self) -> dict[str, str]: + content_length = self.get_content_length() + content_type = self.content_type + if content_length is None: + return {"Transfer-Encoding": "chunked", "Content-Type": content_type} + return {"Content-Length": str(content_length), "Content-Type": content_type} + + def __iter__(self) -> typing.Iterator[bytes]: + for chunk in self.iter_chunks(): + yield chunk + + async def __aiter__(self) -> typing.AsyncIterator[bytes]: + for chunk in self.iter_chunks(): + yield chunk diff --git a/venv/lib/python3.11/site-packages/httpx/_status_codes.py b/venv/lib/python3.11/site-packages/httpx/_status_codes.py new file mode 100644 index 0000000..4cde4e6 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_status_codes.py @@ -0,0 +1,160 @@ +from __future__ import annotations + +from enum import IntEnum + + +class codes(IntEnum): + """HTTP status codes and reason phrases + + Status codes from the following RFCs are all observed: + + * RFC 7231: Hypertext Transfer Protocol (HTTP/1.1), obsoletes 2616 + * RFC 6585: Additional HTTP Status Codes + * RFC 3229: Delta encoding in HTTP + * RFC 4918: HTTP Extensions for WebDAV, obsoletes 2518 + * RFC 5842: Binding Extensions to WebDAV + * RFC 7238: Permanent Redirect + * RFC 2295: Transparent Content Negotiation in HTTP + * RFC 2774: An HTTP Extension Framework + * RFC 7540: Hypertext Transfer Protocol Version 2 (HTTP/2) + * RFC 2324: Hyper Text Coffee Pot Control Protocol (HTCPCP/1.0) + * RFC 7725: An HTTP Status Code to Report Legal Obstacles + * RFC 8297: An HTTP Status Code for Indicating Hints + * RFC 8470: Using Early Data in HTTP + """ + + def __new__(cls, value: int, phrase: str = "") -> codes: + obj = int.__new__(cls, value) + obj._value_ = value + + obj.phrase = phrase # type: ignore[attr-defined] + return obj + + def __str__(self) -> str: + return str(self.value) + + @classmethod + def get_reason_phrase(cls, value: int) -> str: + try: + return codes(value).phrase # type: ignore + except ValueError: + return "" + + @classmethod + def is_informational(cls, value: int) -> bool: + """ + Returns `True` for 1xx status codes, `False` otherwise. + """ + return 100 <= value <= 199 + + @classmethod + def is_success(cls, value: int) -> bool: + """ + Returns `True` for 2xx status codes, `False` otherwise. + """ + return 200 <= value <= 299 + + @classmethod + def is_redirect(cls, value: int) -> bool: + """ + Returns `True` for 3xx status codes, `False` otherwise. + """ + return 300 <= value <= 399 + + @classmethod + def is_client_error(cls, value: int) -> bool: + """ + Returns `True` for 4xx status codes, `False` otherwise. + """ + return 400 <= value <= 499 + + @classmethod + def is_server_error(cls, value: int) -> bool: + """ + Returns `True` for 5xx status codes, `False` otherwise. + """ + return 500 <= value <= 599 + + @classmethod + def is_error(cls, value: int) -> bool: + """ + Returns `True` for 4xx or 5xx status codes, `False` otherwise. + """ + return 400 <= value <= 599 + + # informational + CONTINUE = 100, "Continue" + SWITCHING_PROTOCOLS = 101, "Switching Protocols" + PROCESSING = 102, "Processing" + EARLY_HINTS = 103, "Early Hints" + + # success + OK = 200, "OK" + CREATED = 201, "Created" + ACCEPTED = 202, "Accepted" + NON_AUTHORITATIVE_INFORMATION = 203, "Non-Authoritative Information" + NO_CONTENT = 204, "No Content" + RESET_CONTENT = 205, "Reset Content" + PARTIAL_CONTENT = 206, "Partial Content" + MULTI_STATUS = 207, "Multi-Status" + ALREADY_REPORTED = 208, "Already Reported" + IM_USED = 226, "IM Used" + + # redirection + MULTIPLE_CHOICES = 300, "Multiple Choices" + MOVED_PERMANENTLY = 301, "Moved Permanently" + FOUND = 302, "Found" + SEE_OTHER = 303, "See Other" + NOT_MODIFIED = 304, "Not Modified" + USE_PROXY = 305, "Use Proxy" + TEMPORARY_REDIRECT = 307, "Temporary Redirect" + PERMANENT_REDIRECT = 308, "Permanent Redirect" + + # client error + BAD_REQUEST = 400, "Bad Request" + UNAUTHORIZED = 401, "Unauthorized" + PAYMENT_REQUIRED = 402, "Payment Required" + FORBIDDEN = 403, "Forbidden" + NOT_FOUND = 404, "Not Found" + METHOD_NOT_ALLOWED = 405, "Method Not Allowed" + NOT_ACCEPTABLE = 406, "Not Acceptable" + PROXY_AUTHENTICATION_REQUIRED = 407, "Proxy Authentication Required" + REQUEST_TIMEOUT = 408, "Request Timeout" + CONFLICT = 409, "Conflict" + GONE = 410, "Gone" + LENGTH_REQUIRED = 411, "Length Required" + PRECONDITION_FAILED = 412, "Precondition Failed" + REQUEST_ENTITY_TOO_LARGE = 413, "Request Entity Too Large" + REQUEST_URI_TOO_LONG = 414, "Request-URI Too Long" + UNSUPPORTED_MEDIA_TYPE = 415, "Unsupported Media Type" + REQUESTED_RANGE_NOT_SATISFIABLE = 416, "Requested Range Not Satisfiable" + EXPECTATION_FAILED = 417, "Expectation Failed" + IM_A_TEAPOT = 418, "I'm a teapot" + MISDIRECTED_REQUEST = 421, "Misdirected Request" + UNPROCESSABLE_ENTITY = 422, "Unprocessable Entity" + LOCKED = 423, "Locked" + FAILED_DEPENDENCY = 424, "Failed Dependency" + TOO_EARLY = 425, "Too Early" + UPGRADE_REQUIRED = 426, "Upgrade Required" + PRECONDITION_REQUIRED = 428, "Precondition Required" + TOO_MANY_REQUESTS = 429, "Too Many Requests" + REQUEST_HEADER_FIELDS_TOO_LARGE = 431, "Request Header Fields Too Large" + UNAVAILABLE_FOR_LEGAL_REASONS = 451, "Unavailable For Legal Reasons" + + # server errors + INTERNAL_SERVER_ERROR = 500, "Internal Server Error" + NOT_IMPLEMENTED = 501, "Not Implemented" + BAD_GATEWAY = 502, "Bad Gateway" + SERVICE_UNAVAILABLE = 503, "Service Unavailable" + GATEWAY_TIMEOUT = 504, "Gateway Timeout" + HTTP_VERSION_NOT_SUPPORTED = 505, "HTTP Version Not Supported" + VARIANT_ALSO_NEGOTIATES = 506, "Variant Also Negotiates" + INSUFFICIENT_STORAGE = 507, "Insufficient Storage" + LOOP_DETECTED = 508, "Loop Detected" + NOT_EXTENDED = 510, "Not Extended" + NETWORK_AUTHENTICATION_REQUIRED = 511, "Network Authentication Required" + + +# Include lower-case styles for `requests` compatibility. +for code in codes: + setattr(codes, code._name_.lower(), int(code)) diff --git a/venv/lib/python3.11/site-packages/httpx/_transports/__init__.py b/venv/lib/python3.11/site-packages/httpx/_transports/__init__.py new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_transports/__init__.py diff --git a/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/__init__.cpython-311.pyc b/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/__init__.cpython-311.pyc Binary files differnew file mode 100644 index 0000000..75f1de5 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/__init__.cpython-311.pyc diff --git a/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/asgi.cpython-311.pyc b/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/asgi.cpython-311.pyc Binary files differnew file mode 100644 index 0000000..eb479d9 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/asgi.cpython-311.pyc diff --git a/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/base.cpython-311.pyc b/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/base.cpython-311.pyc Binary files differnew file mode 100644 index 0000000..2bbded1 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/base.cpython-311.pyc diff --git a/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/default.cpython-311.pyc b/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/default.cpython-311.pyc Binary files differnew file mode 100644 index 0000000..acd82e1 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/default.cpython-311.pyc diff --git a/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/mock.cpython-311.pyc b/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/mock.cpython-311.pyc Binary files differnew file mode 100644 index 0000000..f2086be --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/mock.cpython-311.pyc diff --git a/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/wsgi.cpython-311.pyc b/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/wsgi.cpython-311.pyc Binary files differnew file mode 100644 index 0000000..bdf94c7 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_transports/__pycache__/wsgi.cpython-311.pyc diff --git a/venv/lib/python3.11/site-packages/httpx/_transports/asgi.py b/venv/lib/python3.11/site-packages/httpx/_transports/asgi.py new file mode 100644 index 0000000..9543a12 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_transports/asgi.py @@ -0,0 +1,181 @@ +from __future__ import annotations + +import typing + +import sniffio + +from .._models import Request, Response +from .._types import AsyncByteStream +from .base import AsyncBaseTransport + +if typing.TYPE_CHECKING: # pragma: no cover + import asyncio + + import trio + + Event = typing.Union[asyncio.Event, trio.Event] + + +_Message = typing.Dict[str, typing.Any] +_Receive = typing.Callable[[], typing.Awaitable[_Message]] +_Send = typing.Callable[ + [typing.Dict[str, typing.Any]], typing.Coroutine[None, None, None] +] +_ASGIApp = typing.Callable[ + [typing.Dict[str, typing.Any], _Receive, _Send], typing.Coroutine[None, None, None] +] + + +def create_event() -> Event: + if sniffio.current_async_library() == "trio": + import trio + + return trio.Event() + else: + import asyncio + + return asyncio.Event() + + +class ASGIResponseStream(AsyncByteStream): + def __init__(self, body: list[bytes]) -> None: + self._body = body + + async def __aiter__(self) -> typing.AsyncIterator[bytes]: + yield b"".join(self._body) + + +class ASGITransport(AsyncBaseTransport): + """ + A custom AsyncTransport that handles sending requests directly to an ASGI app. + The simplest way to use this functionality is to use the `app` argument. + + ``` + client = httpx.AsyncClient(app=app) + ``` + + Alternatively, you can setup the transport instance explicitly. + This allows you to include any additional configuration arguments specific + to the ASGITransport class: + + ``` + transport = httpx.ASGITransport( + app=app, + root_path="/submount", + client=("1.2.3.4", 123) + ) + client = httpx.AsyncClient(transport=transport) + ``` + + Arguments: + + * `app` - The ASGI application. + * `raise_app_exceptions` - Boolean indicating if exceptions in the application + should be raised. Default to `True`. Can be set to `False` for use cases + such as testing the content of a client 500 response. + * `root_path` - The root path on which the ASGI application should be mounted. + * `client` - A two-tuple indicating the client IP and port of incoming requests. + ``` + """ + + def __init__( + self, + app: _ASGIApp, + raise_app_exceptions: bool = True, + root_path: str = "", + client: tuple[str, int] = ("127.0.0.1", 123), + ) -> None: + self.app = app + self.raise_app_exceptions = raise_app_exceptions + self.root_path = root_path + self.client = client + + async def handle_async_request( + self, + request: Request, + ) -> Response: + assert isinstance(request.stream, AsyncByteStream) + + # ASGI scope. + scope = { + "type": "http", + "asgi": {"version": "3.0"}, + "http_version": "1.1", + "method": request.method, + "headers": [(k.lower(), v) for (k, v) in request.headers.raw], + "scheme": request.url.scheme, + "path": request.url.path, + "raw_path": request.url.raw_path.split(b"?")[0], + "query_string": request.url.query, + "server": (request.url.host, request.url.port), + "client": self.client, + "root_path": self.root_path, + } + + # Request. + request_body_chunks = request.stream.__aiter__() + request_complete = False + + # Response. + status_code = None + response_headers = None + body_parts = [] + response_started = False + response_complete = create_event() + + # ASGI callables. + + async def receive() -> dict[str, typing.Any]: + nonlocal request_complete + + if request_complete: + await response_complete.wait() + return {"type": "http.disconnect"} + + try: + body = await request_body_chunks.__anext__() + except StopAsyncIteration: + request_complete = True + return {"type": "http.request", "body": b"", "more_body": False} + return {"type": "http.request", "body": body, "more_body": True} + + async def send(message: dict[str, typing.Any]) -> None: + nonlocal status_code, response_headers, response_started + + if message["type"] == "http.response.start": + assert not response_started + + status_code = message["status"] + response_headers = message.get("headers", []) + response_started = True + + elif message["type"] == "http.response.body": + assert not response_complete.is_set() + body = message.get("body", b"") + more_body = message.get("more_body", False) + + if body and request.method != "HEAD": + body_parts.append(body) + + if not more_body: + response_complete.set() + + try: + await self.app(scope, receive, send) + except Exception: # noqa: PIE-786 + if self.raise_app_exceptions: + raise + + response_complete.set() + if status_code is None: + status_code = 500 + if response_headers is None: + response_headers = {} + + assert response_complete.is_set() + assert status_code is not None + assert response_headers is not None + + stream = ASGIResponseStream(body_parts) + + return Response(status_code, headers=response_headers, stream=stream) diff --git a/venv/lib/python3.11/site-packages/httpx/_transports/base.py b/venv/lib/python3.11/site-packages/httpx/_transports/base.py new file mode 100644 index 0000000..8b6dc3c --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_transports/base.py @@ -0,0 +1,84 @@ +from __future__ import annotations + +import typing +from types import TracebackType + +from .._models import Request, Response + +T = typing.TypeVar("T", bound="BaseTransport") +A = typing.TypeVar("A", bound="AsyncBaseTransport") + + +class BaseTransport: + def __enter__(self: T) -> T: + return self + + def __exit__( + self, + exc_type: type[BaseException] | None = None, + exc_value: BaseException | None = None, + traceback: TracebackType | None = None, + ) -> None: + self.close() + + def handle_request(self, request: Request) -> Response: + """ + Send a single HTTP request and return a response. + + Developers shouldn't typically ever need to call into this API directly, + since the Client class provides all the higher level user-facing API + niceties. + + In order to properly release any network resources, the response + stream should *either* be consumed immediately, with a call to + `response.stream.read()`, or else the `handle_request` call should + be followed with a try/finally block to ensuring the stream is + always closed. + + Example usage: + + with httpx.HTTPTransport() as transport: + req = httpx.Request( + method=b"GET", + url=(b"https", b"www.example.com", 443, b"/"), + headers=[(b"Host", b"www.example.com")], + ) + resp = transport.handle_request(req) + body = resp.stream.read() + print(resp.status_code, resp.headers, body) + + + Takes a `Request` instance as the only argument. + + Returns a `Response` instance. + """ + raise NotImplementedError( + "The 'handle_request' method must be implemented." + ) # pragma: no cover + + def close(self) -> None: + pass + + +class AsyncBaseTransport: + async def __aenter__(self: A) -> A: + return self + + async def __aexit__( + self, + exc_type: type[BaseException] | None = None, + exc_value: BaseException | None = None, + traceback: TracebackType | None = None, + ) -> None: + await self.aclose() + + async def handle_async_request( + self, + request: Request, + ) -> Response: + raise NotImplementedError( + "The 'handle_async_request' method must be implemented." + ) # pragma: no cover + + async def aclose(self) -> None: + pass diff --git a/venv/lib/python3.11/site-packages/httpx/_transports/default.py b/venv/lib/python3.11/site-packages/httpx/_transports/default.py new file mode 100644 index 0000000..14476a3 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_transports/default.py @@ -0,0 +1,385 @@ +""" +Custom transports, with nicely configured defaults. + +The following additional keyword arguments are currently supported by httpcore... + +* uds: str +* local_address: str +* retries: int + +Example usages... + +# Disable HTTP/2 on a single specific domain. +mounts = { + "all://": httpx.HTTPTransport(http2=True), + "all://*example.org": httpx.HTTPTransport() +} + +# Using advanced httpcore configuration, with connection retries. +transport = httpx.HTTPTransport(retries=1) +client = httpx.Client(transport=transport) + +# Using advanced httpcore configuration, with unix domain sockets. +transport = httpx.HTTPTransport(uds="socket.uds") +client = httpx.Client(transport=transport) +""" +from __future__ import annotations + +import contextlib +import typing +from types import TracebackType + +import httpcore + +from .._config import DEFAULT_LIMITS, Limits, Proxy, create_ssl_context +from .._exceptions import ( + ConnectError, + ConnectTimeout, + LocalProtocolError, + NetworkError, + PoolTimeout, + ProtocolError, + ProxyError, + ReadError, + ReadTimeout, + RemoteProtocolError, + TimeoutException, + UnsupportedProtocol, + WriteError, + WriteTimeout, +) +from .._models import Request, Response +from .._types import AsyncByteStream, CertTypes, ProxyTypes, SyncByteStream, VerifyTypes +from .._urls import URL +from .base import AsyncBaseTransport, BaseTransport + +T = typing.TypeVar("T", bound="HTTPTransport") +A = typing.TypeVar("A", bound="AsyncHTTPTransport") + +SOCKET_OPTION = typing.Union[ + typing.Tuple[int, int, int], + typing.Tuple[int, int, typing.Union[bytes, bytearray]], + typing.Tuple[int, int, None, int], +] + + +@contextlib.contextmanager +def map_httpcore_exceptions() -> typing.Iterator[None]: + try: + yield + except Exception as exc: + mapped_exc = None + + for from_exc, to_exc in HTTPCORE_EXC_MAP.items(): + if not isinstance(exc, from_exc): + continue + # We want to map to the most specific exception we can find. + # Eg if `exc` is an `httpcore.ReadTimeout`, we want to map to + # `httpx.ReadTimeout`, not just `httpx.TimeoutException`. + if mapped_exc is None or issubclass(to_exc, mapped_exc): + mapped_exc = to_exc + + if mapped_exc is None: # pragma: no cover + raise + + message = str(exc) + raise mapped_exc(message) from exc + + +HTTPCORE_EXC_MAP = { + httpcore.TimeoutException: TimeoutException, + httpcore.ConnectTimeout: ConnectTimeout, + httpcore.ReadTimeout: ReadTimeout, + httpcore.WriteTimeout: WriteTimeout, + httpcore.PoolTimeout: PoolTimeout, + httpcore.NetworkError: NetworkError, + httpcore.ConnectError: ConnectError, + httpcore.ReadError: ReadError, + httpcore.WriteError: WriteError, + httpcore.ProxyError: ProxyError, + httpcore.UnsupportedProtocol: UnsupportedProtocol, + httpcore.ProtocolError: ProtocolError, + httpcore.LocalProtocolError: LocalProtocolError, + httpcore.RemoteProtocolError: RemoteProtocolError, +} + + +class ResponseStream(SyncByteStream): + def __init__(self, httpcore_stream: typing.Iterable[bytes]) -> None: + self._httpcore_stream = httpcore_stream + + def __iter__(self) -> typing.Iterator[bytes]: + with map_httpcore_exceptions(): + for part in self._httpcore_stream: + yield part + + def close(self) -> None: + if hasattr(self._httpcore_stream, "close"): + self._httpcore_stream.close() + + +class HTTPTransport(BaseTransport): + def __init__( + self, + verify: VerifyTypes = True, + cert: CertTypes | None = None, + http1: bool = True, + http2: bool = False, + limits: Limits = DEFAULT_LIMITS, + trust_env: bool = True, + proxy: ProxyTypes | None = None, + uds: str | None = None, + local_address: str | None = None, + retries: int = 0, + socket_options: typing.Iterable[SOCKET_OPTION] | None = None, + ) -> None: + ssl_context = create_ssl_context(verify=verify, cert=cert, trust_env=trust_env) + proxy = Proxy(url=proxy) if isinstance(proxy, (str, URL)) else proxy + + if proxy is None: + self._pool = httpcore.ConnectionPool( + ssl_context=ssl_context, + max_connections=limits.max_connections, + max_keepalive_connections=limits.max_keepalive_connections, + keepalive_expiry=limits.keepalive_expiry, + http1=http1, + http2=http2, + uds=uds, + local_address=local_address, + retries=retries, + socket_options=socket_options, + ) + elif proxy.url.scheme in ("http", "https"): + self._pool = httpcore.HTTPProxy( + proxy_url=httpcore.URL( + scheme=proxy.url.raw_scheme, + host=proxy.url.raw_host, + port=proxy.url.port, + target=proxy.url.raw_path, + ), + proxy_auth=proxy.raw_auth, + proxy_headers=proxy.headers.raw, + ssl_context=ssl_context, + proxy_ssl_context=proxy.ssl_context, + max_connections=limits.max_connections, + max_keepalive_connections=limits.max_keepalive_connections, + keepalive_expiry=limits.keepalive_expiry, + http1=http1, + http2=http2, + socket_options=socket_options, + ) + elif proxy.url.scheme == "socks5": + try: + import socksio # noqa + except ImportError: # pragma: no cover + raise ImportError( + "Using SOCKS proxy, but the 'socksio' package is not installed. " + "Make sure to install httpx using `pip install httpx[socks]`." + ) from None + + self._pool = httpcore.SOCKSProxy( + proxy_url=httpcore.URL( + scheme=proxy.url.raw_scheme, + host=proxy.url.raw_host, + port=proxy.url.port, + target=proxy.url.raw_path, + ), + proxy_auth=proxy.raw_auth, + ssl_context=ssl_context, + max_connections=limits.max_connections, + max_keepalive_connections=limits.max_keepalive_connections, + keepalive_expiry=limits.keepalive_expiry, + http1=http1, + http2=http2, + ) + else: # pragma: no cover + raise ValueError( + "Proxy protocol must be either 'http', 'https', or 'socks5'," + f" but got {proxy.url.scheme!r}." + ) + + def __enter__(self: T) -> T: # Use generics for subclass support. + self._pool.__enter__() + return self + + def __exit__( + self, + exc_type: type[BaseException] | None = None, + exc_value: BaseException | None = None, + traceback: TracebackType | None = None, + ) -> None: + with map_httpcore_exceptions(): + self._pool.__exit__(exc_type, exc_value, traceback) + + def handle_request( + self, + request: Request, + ) -> Response: + assert isinstance(request.stream, SyncByteStream) + + req = httpcore.Request( + method=request.method, + url=httpcore.URL( + scheme=request.url.raw_scheme, + host=request.url.raw_host, + port=request.url.port, + target=request.url.raw_path, + ), + headers=request.headers.raw, + content=request.stream, + extensions=request.extensions, + ) + with map_httpcore_exceptions(): + resp = self._pool.handle_request(req) + + assert isinstance(resp.stream, typing.Iterable) + + return Response( + status_code=resp.status, + headers=resp.headers, + stream=ResponseStream(resp.stream), + extensions=resp.extensions, + ) + + def close(self) -> None: + self._pool.close() + + +class AsyncResponseStream(AsyncByteStream): + def __init__(self, httpcore_stream: typing.AsyncIterable[bytes]) -> None: + self._httpcore_stream = httpcore_stream + + async def __aiter__(self) -> typing.AsyncIterator[bytes]: + with map_httpcore_exceptions(): + async for part in self._httpcore_stream: + yield part + + async def aclose(self) -> None: + if hasattr(self._httpcore_stream, "aclose"): + await self._httpcore_stream.aclose() + + +class AsyncHTTPTransport(AsyncBaseTransport): + def __init__( + self, + verify: VerifyTypes = True, + cert: CertTypes | None = None, + http1: bool = True, + http2: bool = False, + limits: Limits = DEFAULT_LIMITS, + trust_env: bool = True, + proxy: ProxyTypes | None = None, + uds: str | None = None, + local_address: str | None = None, + retries: int = 0, + socket_options: typing.Iterable[SOCKET_OPTION] | None = None, + ) -> None: + ssl_context = create_ssl_context(verify=verify, cert=cert, trust_env=trust_env) + proxy = Proxy(url=proxy) if isinstance(proxy, (str, URL)) else proxy + + if proxy is None: + self._pool = httpcore.AsyncConnectionPool( + ssl_context=ssl_context, + max_connections=limits.max_connections, + max_keepalive_connections=limits.max_keepalive_connections, + keepalive_expiry=limits.keepalive_expiry, + http1=http1, + http2=http2, + uds=uds, + local_address=local_address, + retries=retries, + socket_options=socket_options, + ) + elif proxy.url.scheme in ("http", "https"): + self._pool = httpcore.AsyncHTTPProxy( + proxy_url=httpcore.URL( + scheme=proxy.url.raw_scheme, + host=proxy.url.raw_host, + port=proxy.url.port, + target=proxy.url.raw_path, + ), + proxy_auth=proxy.raw_auth, + proxy_headers=proxy.headers.raw, + ssl_context=ssl_context, + max_connections=limits.max_connections, + max_keepalive_connections=limits.max_keepalive_connections, + keepalive_expiry=limits.keepalive_expiry, + http1=http1, + http2=http2, + socket_options=socket_options, + ) + elif proxy.url.scheme == "socks5": + try: + import socksio # noqa + except ImportError: # pragma: no cover + raise ImportError( + "Using SOCKS proxy, but the 'socksio' package is not installed. " + "Make sure to install httpx using `pip install httpx[socks]`." + ) from None + + self._pool = httpcore.AsyncSOCKSProxy( + proxy_url=httpcore.URL( + scheme=proxy.url.raw_scheme, + host=proxy.url.raw_host, + port=proxy.url.port, + target=proxy.url.raw_path, + ), + proxy_auth=proxy.raw_auth, + ssl_context=ssl_context, + max_connections=limits.max_connections, + max_keepalive_connections=limits.max_keepalive_connections, + keepalive_expiry=limits.keepalive_expiry, + http1=http1, + http2=http2, + ) + else: # pragma: no cover + raise ValueError( + "Proxy protocol must be either 'http', 'https', or 'socks5'," + " but got {proxy.url.scheme!r}." + ) + + async def __aenter__(self: A) -> A: # Use generics for subclass support. + await self._pool.__aenter__() + return self + + async def __aexit__( + self, + exc_type: type[BaseException] | None = None, + exc_value: BaseException | None = None, + traceback: TracebackType | None = None, + ) -> None: + with map_httpcore_exceptions(): + await self._pool.__aexit__(exc_type, exc_value, traceback) + + async def handle_async_request( + self, + request: Request, + ) -> Response: + assert isinstance(request.stream, AsyncByteStream) + + req = httpcore.Request( + method=request.method, + url=httpcore.URL( + scheme=request.url.raw_scheme, + host=request.url.raw_host, + port=request.url.port, + target=request.url.raw_path, + ), + headers=request.headers.raw, + content=request.stream, + extensions=request.extensions, + ) + with map_httpcore_exceptions(): + resp = await self._pool.handle_async_request(req) + + assert isinstance(resp.stream, typing.AsyncIterable) + + return Response( + status_code=resp.status, + headers=resp.headers, + stream=AsyncResponseStream(resp.stream), + extensions=resp.extensions, + ) + + async def aclose(self) -> None: + await self._pool.aclose() diff --git a/venv/lib/python3.11/site-packages/httpx/_transports/mock.py b/venv/lib/python3.11/site-packages/httpx/_transports/mock.py new file mode 100644 index 0000000..5abea83 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_transports/mock.py @@ -0,0 +1,40 @@ +from __future__ import annotations + +import typing + +from .._models import Request, Response +from .base import AsyncBaseTransport, BaseTransport + +SyncHandler = typing.Callable[[Request], Response] +AsyncHandler = typing.Callable[[Request], typing.Coroutine[None, None, Response]] + + +class MockTransport(AsyncBaseTransport, BaseTransport): + def __init__(self, handler: SyncHandler | AsyncHandler) -> None: + self.handler = handler + + def handle_request( + self, + request: Request, + ) -> Response: + request.read() + response = self.handler(request) + if not isinstance(response, Response): # pragma: no cover + raise TypeError("Cannot use an async handler in a sync Client") + return response + + async def handle_async_request( + self, + request: Request, + ) -> Response: + await request.aread() + response = self.handler(request) + + # Allow handler to *optionally* be an `async` function. + # If it is, then the `response` variable need to be awaited to actually + # return the result. + + if not isinstance(response, Response): + response = await response + + return response diff --git a/venv/lib/python3.11/site-packages/httpx/_transports/wsgi.py b/venv/lib/python3.11/site-packages/httpx/_transports/wsgi.py new file mode 100644 index 0000000..cd03a94 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_transports/wsgi.py @@ -0,0 +1,146 @@ +from __future__ import annotations + +import io +import itertools +import sys +import typing + +from .._models import Request, Response +from .._types import SyncByteStream +from .base import BaseTransport + +if typing.TYPE_CHECKING: + from _typeshed import OptExcInfo # pragma: no cover + from _typeshed.wsgi import WSGIApplication # pragma: no cover + +_T = typing.TypeVar("_T") + + +def _skip_leading_empty_chunks(body: typing.Iterable[_T]) -> typing.Iterable[_T]: + body = iter(body) + for chunk in body: + if chunk: + return itertools.chain([chunk], body) + return [] + + +class WSGIByteStream(SyncByteStream): + def __init__(self, result: typing.Iterable[bytes]) -> None: + self._close = getattr(result, "close", None) + self._result = _skip_leading_empty_chunks(result) + + def __iter__(self) -> typing.Iterator[bytes]: + for part in self._result: + yield part + + def close(self) -> None: + if self._close is not None: + self._close() + + +class WSGITransport(BaseTransport): + """ + A custom transport that handles sending requests directly to an WSGI app. + The simplest way to use this functionality is to use the `app` argument. + + ``` + client = httpx.Client(app=app) + ``` + + Alternatively, you can setup the transport instance explicitly. + This allows you to include any additional configuration arguments specific + to the WSGITransport class: + + ``` + transport = httpx.WSGITransport( + app=app, + script_name="/submount", + remote_addr="1.2.3.4" + ) + client = httpx.Client(transport=transport) + ``` + + Arguments: + + * `app` - The WSGI application. + * `raise_app_exceptions` - Boolean indicating if exceptions in the application + should be raised. Default to `True`. Can be set to `False` for use cases + such as testing the content of a client 500 response. + * `script_name` - The root path on which the WSGI application should be mounted. + * `remote_addr` - A string indicating the client IP of incoming requests. + ``` + """ + + def __init__( + self, + app: WSGIApplication, + raise_app_exceptions: bool = True, + script_name: str = "", + remote_addr: str = "127.0.0.1", + wsgi_errors: typing.TextIO | None = None, + ) -> None: + self.app = app + self.raise_app_exceptions = raise_app_exceptions + self.script_name = script_name + self.remote_addr = remote_addr + self.wsgi_errors = wsgi_errors + + def handle_request(self, request: Request) -> Response: + request.read() + wsgi_input = io.BytesIO(request.content) + + port = request.url.port or {"http": 80, "https": 443}[request.url.scheme] + environ = { + "wsgi.version": (1, 0), + "wsgi.url_scheme": request.url.scheme, + "wsgi.input": wsgi_input, + "wsgi.errors": self.wsgi_errors or sys.stderr, + "wsgi.multithread": True, + "wsgi.multiprocess": False, + "wsgi.run_once": False, + "REQUEST_METHOD": request.method, + "SCRIPT_NAME": self.script_name, + "PATH_INFO": request.url.path, + "QUERY_STRING": request.url.query.decode("ascii"), + "SERVER_NAME": request.url.host, + "SERVER_PORT": str(port), + "SERVER_PROTOCOL": "HTTP/1.1", + "REMOTE_ADDR": self.remote_addr, + } + for header_key, header_value in request.headers.raw: + key = header_key.decode("ascii").upper().replace("-", "_") + if key not in ("CONTENT_TYPE", "CONTENT_LENGTH"): + key = "HTTP_" + key + environ[key] = header_value.decode("ascii") + + seen_status = None + seen_response_headers = None + seen_exc_info = None + + def start_response( + status: str, + response_headers: list[tuple[str, str]], + exc_info: OptExcInfo | None = None, + ) -> typing.Callable[[bytes], typing.Any]: + nonlocal seen_status, seen_response_headers, seen_exc_info + seen_status = status + seen_response_headers = response_headers + seen_exc_info = exc_info + return lambda _: None + + result = self.app(environ, start_response) + + stream = WSGIByteStream(result) + + assert seen_status is not None + assert seen_response_headers is not None + if seen_exc_info and seen_exc_info[0] and self.raise_app_exceptions: + raise seen_exc_info[1] + + status_code = int(seen_status.split()[0]) + headers = [ + (key.encode("ascii"), value.encode("ascii")) + for key, value in seen_response_headers + ] + + return Response(status_code, headers=headers, stream=stream) diff --git a/venv/lib/python3.11/site-packages/httpx/_types.py b/venv/lib/python3.11/site-packages/httpx/_types.py new file mode 100644 index 0000000..649d101 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_types.py @@ -0,0 +1,134 @@ +""" +Type definitions for type checking purposes. +""" + +import ssl +from http.cookiejar import CookieJar +from typing import ( + IO, + TYPE_CHECKING, + Any, + AsyncIterable, + AsyncIterator, + Callable, + Dict, + Iterable, + Iterator, + List, + Mapping, + MutableMapping, + NamedTuple, + Optional, + Sequence, + Tuple, + Union, +) + +if TYPE_CHECKING: # pragma: no cover + from ._auth import Auth # noqa: F401 + from ._config import Proxy, Timeout # noqa: F401 + from ._models import Cookies, Headers, Request # noqa: F401 + from ._urls import URL, QueryParams # noqa: F401 + + +PrimitiveData = Optional[Union[str, int, float, bool]] + +RawURL = NamedTuple( + "RawURL", + [ + ("raw_scheme", bytes), + ("raw_host", bytes), + ("port", Optional[int]), + ("raw_path", bytes), + ], +) + +URLTypes = Union["URL", str] + +QueryParamTypes = Union[ + "QueryParams", + Mapping[str, Union[PrimitiveData, Sequence[PrimitiveData]]], + List[Tuple[str, PrimitiveData]], + Tuple[Tuple[str, PrimitiveData], ...], + str, + bytes, +] + +HeaderTypes = Union[ + "Headers", + Mapping[str, str], + Mapping[bytes, bytes], + Sequence[Tuple[str, str]], + Sequence[Tuple[bytes, bytes]], +] + +CookieTypes = Union["Cookies", CookieJar, Dict[str, str], List[Tuple[str, str]]] + +CertTypes = Union[ + # certfile + str, + # (certfile, keyfile) + Tuple[str, Optional[str]], + # (certfile, keyfile, password) + Tuple[str, Optional[str], Optional[str]], +] +VerifyTypes = Union[str, bool, ssl.SSLContext] +TimeoutTypes = Union[ + Optional[float], + Tuple[Optional[float], Optional[float], Optional[float], Optional[float]], + "Timeout", +] +ProxyTypes = Union[URLTypes, "Proxy"] +ProxiesTypes = Union[ProxyTypes, Dict[URLTypes, Union[None, ProxyTypes]]] + +AuthTypes = Union[ + Tuple[Union[str, bytes], Union[str, bytes]], + Callable[["Request"], "Request"], + "Auth", +] + +RequestContent = Union[str, bytes, Iterable[bytes], AsyncIterable[bytes]] +ResponseContent = Union[str, bytes, Iterable[bytes], AsyncIterable[bytes]] +ResponseExtensions = MutableMapping[str, Any] + +RequestData = Mapping[str, Any] + +FileContent = Union[IO[bytes], bytes, str] +FileTypes = Union[ + # file (or bytes) + FileContent, + # (filename, file (or bytes)) + Tuple[Optional[str], FileContent], + # (filename, file (or bytes), content_type) + Tuple[Optional[str], FileContent, Optional[str]], + # (filename, file (or bytes), content_type, headers) + Tuple[Optional[str], FileContent, Optional[str], Mapping[str, str]], +] +RequestFiles = Union[Mapping[str, FileTypes], Sequence[Tuple[str, FileTypes]]] + +RequestExtensions = MutableMapping[str, Any] + + +class SyncByteStream: + def __iter__(self) -> Iterator[bytes]: + raise NotImplementedError( + "The '__iter__' method must be implemented." + ) # pragma: no cover + yield b"" # pragma: no cover + + def close(self) -> None: + """ + Subclasses can override this method to release any network resources + after a request/response cycle is complete. + """ + + +class AsyncByteStream: + async def __aiter__(self) -> AsyncIterator[bytes]: + raise NotImplementedError( + "The '__aiter__' method must be implemented." + ) # pragma: no cover + yield b"" # pragma: no cover + + async def aclose(self) -> None: + pass diff --git a/venv/lib/python3.11/site-packages/httpx/_urlparse.py b/venv/lib/python3.11/site-packages/httpx/_urlparse.py new file mode 100644 index 0000000..6a4b55b --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_urlparse.py @@ -0,0 +1,502 @@ +""" +An implementation of `urlparse` that provides URL validation and normalization +as described by RFC3986. + +We rely on this implementation rather than the one in Python's stdlib, because: + +* It provides more complete URL validation. +* It properly differentiates between an empty querystring and an absent querystring, + to distinguish URLs with a trailing '?'. +* It handles scheme, hostname, port, and path normalization. +* It supports IDNA hostnames, normalizing them to their encoded form. +* The API supports passing individual components, as well as the complete URL string. + +Previously we relied on the excellent `rfc3986` package to handle URL parsing and +validation, but this module provides a simpler alternative, with less indirection +required. +""" +from __future__ import annotations + +import ipaddress +import re +import typing + +import idna + +from ._exceptions import InvalidURL + +MAX_URL_LENGTH = 65536 + +# https://datatracker.ietf.org/doc/html/rfc3986.html#section-2.3 +UNRESERVED_CHARACTERS = ( + "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~" +) +SUB_DELIMS = "!$&'()*+,;=" + +PERCENT_ENCODED_REGEX = re.compile("%[A-Fa-f0-9]{2}") + + +# {scheme}: (optional) +# //{authority} (optional) +# {path} +# ?{query} (optional) +# #{fragment} (optional) +URL_REGEX = re.compile( + ( + r"(?:(?P<scheme>{scheme}):)?" + r"(?://(?P<authority>{authority}))?" + r"(?P<path>{path})" + r"(?:\?(?P<query>{query}))?" + r"(?:#(?P<fragment>{fragment}))?" + ).format( + scheme="([a-zA-Z][a-zA-Z0-9+.-]*)?", + authority="[^/?#]*", + path="[^?#]*", + query="[^#]*", + fragment=".*", + ) +) + +# {userinfo}@ (optional) +# {host} +# :{port} (optional) +AUTHORITY_REGEX = re.compile( + ( + r"(?:(?P<userinfo>{userinfo})@)?" r"(?P<host>{host})" r":?(?P<port>{port})?" + ).format( + userinfo=".*", # Any character sequence. + host="(\\[.*\\]|[^:@]*)", # Either any character sequence excluding ':' or '@', + # or an IPv6 address enclosed within square brackets. + port=".*", # Any character sequence. + ) +) + + +# If we call urlparse with an individual component, then we need to regex +# validate that component individually. +# Note that we're duplicating the same strings as above. Shock! Horror!! +COMPONENT_REGEX = { + "scheme": re.compile("([a-zA-Z][a-zA-Z0-9+.-]*)?"), + "authority": re.compile("[^/?#]*"), + "path": re.compile("[^?#]*"), + "query": re.compile("[^#]*"), + "fragment": re.compile(".*"), + "userinfo": re.compile("[^@]*"), + "host": re.compile("(\\[.*\\]|[^:]*)"), + "port": re.compile(".*"), +} + + +# We use these simple regexs as a first pass before handing off to +# the stdlib 'ipaddress' module for IP address validation. +IPv4_STYLE_HOSTNAME = re.compile(r"^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$") +IPv6_STYLE_HOSTNAME = re.compile(r"^\[.*\]$") + + +class ParseResult(typing.NamedTuple): + scheme: str + userinfo: str + host: str + port: int | None + path: str + query: str | None + fragment: str | None + + @property + def authority(self) -> str: + return "".join( + [ + f"{self.userinfo}@" if self.userinfo else "", + f"[{self.host}]" if ":" in self.host else self.host, + f":{self.port}" if self.port is not None else "", + ] + ) + + @property + def netloc(self) -> str: + return "".join( + [ + f"[{self.host}]" if ":" in self.host else self.host, + f":{self.port}" if self.port is not None else "", + ] + ) + + def copy_with(self, **kwargs: str | None) -> ParseResult: + if not kwargs: + return self + + defaults = { + "scheme": self.scheme, + "authority": self.authority, + "path": self.path, + "query": self.query, + "fragment": self.fragment, + } + defaults.update(kwargs) + return urlparse("", **defaults) + + def __str__(self) -> str: + authority = self.authority + return "".join( + [ + f"{self.scheme}:" if self.scheme else "", + f"//{authority}" if authority else "", + self.path, + f"?{self.query}" if self.query is not None else "", + f"#{self.fragment}" if self.fragment is not None else "", + ] + ) + + +def urlparse(url: str = "", **kwargs: str | None) -> ParseResult: + # Initial basic checks on allowable URLs. + # --------------------------------------- + + # Hard limit the maximum allowable URL length. + if len(url) > MAX_URL_LENGTH: + raise InvalidURL("URL too long") + + # If a URL includes any ASCII control characters including \t, \r, \n, + # then treat it as invalid. + if any(char.isascii() and not char.isprintable() for char in url): + raise InvalidURL("Invalid non-printable ASCII character in URL") + + # Some keyword arguments require special handling. + # ------------------------------------------------ + + # Coerce "port" to a string, if it is provided as an integer. + if "port" in kwargs: + port = kwargs["port"] + kwargs["port"] = str(port) if isinstance(port, int) else port + + # Replace "netloc" with "host and "port". + if "netloc" in kwargs: + netloc = kwargs.pop("netloc") or "" + kwargs["host"], _, kwargs["port"] = netloc.partition(":") + + # Replace "username" and/or "password" with "userinfo". + if "username" in kwargs or "password" in kwargs: + username = quote(kwargs.pop("username", "") or "") + password = quote(kwargs.pop("password", "") or "") + kwargs["userinfo"] = f"{username}:{password}" if password else username + + # Replace "raw_path" with "path" and "query". + if "raw_path" in kwargs: + raw_path = kwargs.pop("raw_path") or "" + kwargs["path"], seperator, kwargs["query"] = raw_path.partition("?") + if not seperator: + kwargs["query"] = None + + # Ensure that IPv6 "host" addresses are always escaped with "[...]". + if "host" in kwargs: + host = kwargs.get("host") or "" + if ":" in host and not (host.startswith("[") and host.endswith("]")): + kwargs["host"] = f"[{host}]" + + # If any keyword arguments are provided, ensure they are valid. + # ------------------------------------------------------------- + + for key, value in kwargs.items(): + if value is not None: + if len(value) > MAX_URL_LENGTH: + raise InvalidURL(f"URL component '{key}' too long") + + # If a component includes any ASCII control characters including \t, \r, \n, + # then treat it as invalid. + if any(char.isascii() and not char.isprintable() for char in value): + raise InvalidURL( + f"Invalid non-printable ASCII character in URL component '{key}'" + ) + + # Ensure that keyword arguments match as a valid regex. + if not COMPONENT_REGEX[key].fullmatch(value): + raise InvalidURL(f"Invalid URL component '{key}'") + + # The URL_REGEX will always match, but may have empty components. + url_match = URL_REGEX.match(url) + assert url_match is not None + url_dict = url_match.groupdict() + + # * 'scheme', 'authority', and 'path' may be empty strings. + # * 'query' may be 'None', indicating no trailing "?" portion. + # Any string including the empty string, indicates a trailing "?". + # * 'fragment' may be 'None', indicating no trailing "#" portion. + # Any string including the empty string, indicates a trailing "#". + scheme = kwargs.get("scheme", url_dict["scheme"]) or "" + authority = kwargs.get("authority", url_dict["authority"]) or "" + path = kwargs.get("path", url_dict["path"]) or "" + query = kwargs.get("query", url_dict["query"]) + fragment = kwargs.get("fragment", url_dict["fragment"]) + + # The AUTHORITY_REGEX will always match, but may have empty components. + authority_match = AUTHORITY_REGEX.match(authority) + assert authority_match is not None + authority_dict = authority_match.groupdict() + + # * 'userinfo' and 'host' may be empty strings. + # * 'port' may be 'None'. + userinfo = kwargs.get("userinfo", authority_dict["userinfo"]) or "" + host = kwargs.get("host", authority_dict["host"]) or "" + port = kwargs.get("port", authority_dict["port"]) + + # Normalize and validate each component. + # We end up with a parsed representation of the URL, + # with components that are plain ASCII bytestrings. + parsed_scheme: str = scheme.lower() + parsed_userinfo: str = quote(userinfo, safe=SUB_DELIMS + ":") + parsed_host: str = encode_host(host) + parsed_port: int | None = normalize_port(port, scheme) + + has_scheme = parsed_scheme != "" + has_authority = ( + parsed_userinfo != "" or parsed_host != "" or parsed_port is not None + ) + validate_path(path, has_scheme=has_scheme, has_authority=has_authority) + if has_authority: + path = normalize_path(path) + + # The GEN_DELIMS set is... : / ? # [ ] @ + # These do not need to be percent-quoted unless they serve as delimiters for the + # specific component. + + # For 'path' we need to drop ? and # from the GEN_DELIMS set. + parsed_path: str = quote(path, safe=SUB_DELIMS + ":/[]@") + # For 'query' we need to drop '#' from the GEN_DELIMS set. + parsed_query: str | None = ( + None if query is None else quote(query, safe=SUB_DELIMS + ":/?[]@") + ) + # For 'fragment' we can include all of the GEN_DELIMS set. + parsed_fragment: str | None = ( + None if fragment is None else quote(fragment, safe=SUB_DELIMS + ":/?#[]@") + ) + + # The parsed ASCII bytestrings are our canonical form. + # All properties of the URL are derived from these. + return ParseResult( + parsed_scheme, + parsed_userinfo, + parsed_host, + parsed_port, + parsed_path, + parsed_query, + parsed_fragment, + ) + + +def encode_host(host: str) -> str: + if not host: + return "" + + elif IPv4_STYLE_HOSTNAME.match(host): + # Validate IPv4 hostnames like #.#.#.# + # + # From https://datatracker.ietf.org/doc/html/rfc3986/#section-3.2.2 + # + # IPv4address = dec-octet "." dec-octet "." dec-octet "." dec-octet + try: + ipaddress.IPv4Address(host) + except ipaddress.AddressValueError: + raise InvalidURL(f"Invalid IPv4 address: {host!r}") + return host + + elif IPv6_STYLE_HOSTNAME.match(host): + # Validate IPv6 hostnames like [...] + # + # From https://datatracker.ietf.org/doc/html/rfc3986/#section-3.2.2 + # + # "A host identified by an Internet Protocol literal address, version 6 + # [RFC3513] or later, is distinguished by enclosing the IP literal + # within square brackets ("[" and "]"). This is the only place where + # square bracket characters are allowed in the URI syntax." + try: + ipaddress.IPv6Address(host[1:-1]) + except ipaddress.AddressValueError: + raise InvalidURL(f"Invalid IPv6 address: {host!r}") + return host[1:-1] + + elif host.isascii(): + # Regular ASCII hostnames + # + # From https://datatracker.ietf.org/doc/html/rfc3986/#section-3.2.2 + # + # reg-name = *( unreserved / pct-encoded / sub-delims ) + return quote(host.lower(), safe=SUB_DELIMS) + + # IDNA hostnames + try: + return idna.encode(host.lower()).decode("ascii") + except idna.IDNAError: + raise InvalidURL(f"Invalid IDNA hostname: {host!r}") + + +def normalize_port(port: str | int | None, scheme: str) -> int | None: + # From https://tools.ietf.org/html/rfc3986#section-3.2.3 + # + # "A scheme may define a default port. For example, the "http" scheme + # defines a default port of "80", corresponding to its reserved TCP + # port number. The type of port designated by the port number (e.g., + # TCP, UDP, SCTP) is defined by the URI scheme. URI producers and + # normalizers should omit the port component and its ":" delimiter if + # port is empty or if its value would be the same as that of the + # scheme's default." + if port is None or port == "": + return None + + try: + port_as_int = int(port) + except ValueError: + raise InvalidURL(f"Invalid port: {port!r}") + + # See https://url.spec.whatwg.org/#url-miscellaneous + default_port = {"ftp": 21, "http": 80, "https": 443, "ws": 80, "wss": 443}.get( + scheme + ) + if port_as_int == default_port: + return None + return port_as_int + + +def validate_path(path: str, has_scheme: bool, has_authority: bool) -> None: + """ + Path validation rules that depend on if the URL contains + a scheme or authority component. + + See https://datatracker.ietf.org/doc/html/rfc3986.html#section-3.3 + """ + if has_authority: + # If a URI contains an authority component, then the path component + # must either be empty or begin with a slash ("/") character." + if path and not path.startswith("/"): + raise InvalidURL("For absolute URLs, path must be empty or begin with '/'") + else: + # If a URI does not contain an authority component, then the path cannot begin + # with two slash characters ("//"). + if path.startswith("//"): + raise InvalidURL( + "URLs with no authority component cannot have a path starting with '//'" + ) + # In addition, a URI reference (Section 4.1) may be a relative-path reference, + # in which case the first path segment cannot contain a colon (":") character. + if path.startswith(":") and not has_scheme: + raise InvalidURL( + "URLs with no scheme component cannot have a path starting with ':'" + ) + + +def normalize_path(path: str) -> str: + """ + Drop "." and ".." segments from a URL path. + + For example: + + normalize_path("/path/./to/somewhere/..") == "/path/to" + """ + # https://datatracker.ietf.org/doc/html/rfc3986#section-5.2.4 + components = path.split("/") + output: list[str] = [] + for component in components: + if component == ".": + pass + elif component == "..": + if output and output != [""]: + output.pop() + else: + output.append(component) + return "/".join(output) + + +def percent_encode(char: str) -> str: + """ + Replace a single character with the percent-encoded representation. + + Characters outside the ASCII range are represented with their a percent-encoded + representation of their UTF-8 byte sequence. + + For example: + + percent_encode(" ") == "%20" + """ + return "".join([f"%{byte:02x}" for byte in char.encode("utf-8")]).upper() + + +def is_safe(string: str, safe: str = "/") -> bool: + """ + Determine if a given string is already quote-safe. + """ + NON_ESCAPED_CHARS = UNRESERVED_CHARACTERS + safe + "%" + + # All characters must already be non-escaping or '%' + for char in string: + if char not in NON_ESCAPED_CHARS: + return False + + return True + + +def percent_encoded(string: str, safe: str = "/") -> str: + """ + Use percent-encoding to quote a string. + """ + if is_safe(string, safe=safe): + return string + + NON_ESCAPED_CHARS = UNRESERVED_CHARACTERS + safe + return "".join( + [char if char in NON_ESCAPED_CHARS else percent_encode(char) for char in string] + ) + + +def quote(string: str, safe: str = "/") -> str: + """ + Use percent-encoding to quote a string, omitting existing '%xx' escape sequences. + + See: https://www.rfc-editor.org/rfc/rfc3986#section-2.1 + + * `string`: The string to be percent-escaped. + * `safe`: A string containing characters that may be treated as safe, and do not + need to be escaped. Unreserved characters are always treated as safe. + See: https://www.rfc-editor.org/rfc/rfc3986#section-2.3 + """ + parts = [] + current_position = 0 + for match in re.finditer(PERCENT_ENCODED_REGEX, string): + start_position, end_position = match.start(), match.end() + matched_text = match.group(0) + # Add any text up to the '%xx' escape sequence. + if start_position != current_position: + leading_text = string[current_position:start_position] + parts.append(percent_encoded(leading_text, safe=safe)) + + # Add the '%xx' escape sequence. + parts.append(matched_text) + current_position = end_position + + # Add any text after the final '%xx' escape sequence. + if current_position != len(string): + trailing_text = string[current_position:] + parts.append(percent_encoded(trailing_text, safe=safe)) + + return "".join(parts) + + +def urlencode(items: list[tuple[str, str]]) -> str: + """ + We can use a much simpler version of the stdlib urlencode here because + we don't need to handle a bunch of different typing cases, such as bytes vs str. + + https://github.com/python/cpython/blob/b2f7b2ef0b5421e01efb8c7bee2ef95d3bab77eb/Lib/urllib/parse.py#L926 + + Note that we use '%20' encoding for spaces. and '%2F for '/'. + This is slightly different than `requests`, but is the behaviour that browsers use. + + See + - https://github.com/encode/httpx/issues/2536 + - https://github.com/encode/httpx/issues/2721 + - https://docs.python.org/3/library/urllib.parse.html#urllib.parse.urlencode + """ + return "&".join( + [ + percent_encoded(k, safe="") + "=" + percent_encoded(v, safe="") + for k, v in items + ] + ) diff --git a/venv/lib/python3.11/site-packages/httpx/_urls.py b/venv/lib/python3.11/site-packages/httpx/_urls.py new file mode 100644 index 0000000..43dedd5 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_urls.py @@ -0,0 +1,646 @@ +from __future__ import annotations + +import typing +from urllib.parse import parse_qs, unquote + +import idna + +from ._types import QueryParamTypes, RawURL, URLTypes +from ._urlparse import urlencode, urlparse +from ._utils import primitive_value_to_str + + +class URL: + """ + url = httpx.URL("HTTPS://jo%40email.com:a%20secret@müller.de:1234/pa%20th?search=ab#anchorlink") + + assert url.scheme == "https" + assert url.username == "jo@email.com" + assert url.password == "a secret" + assert url.userinfo == b"jo%40email.com:a%20secret" + assert url.host == "müller.de" + assert url.raw_host == b"xn--mller-kva.de" + assert url.port == 1234 + assert url.netloc == b"xn--mller-kva.de:1234" + assert url.path == "/pa th" + assert url.query == b"?search=ab" + assert url.raw_path == b"/pa%20th?search=ab" + assert url.fragment == "anchorlink" + + The components of a URL are broken down like this: + + https://jo%40email.com:a%20secret@müller.de:1234/pa%20th?search=ab#anchorlink + [scheme] [ username ] [password] [ host ][port][ path ] [ query ] [fragment] + [ userinfo ] [ netloc ][ raw_path ] + + Note that: + + * `url.scheme` is normalized to always be lowercased. + + * `url.host` is normalized to always be lowercased. Internationalized domain + names are represented in unicode, without IDNA encoding applied. For instance: + + url = httpx.URL("http://中国.icom.museum") + assert url.host == "中国.icom.museum" + url = httpx.URL("http://xn--fiqs8s.icom.museum") + assert url.host == "中国.icom.museum" + + * `url.raw_host` is normalized to always be lowercased, and is IDNA encoded. + + url = httpx.URL("http://中国.icom.museum") + assert url.raw_host == b"xn--fiqs8s.icom.museum" + url = httpx.URL("http://xn--fiqs8s.icom.museum") + assert url.raw_host == b"xn--fiqs8s.icom.museum" + + * `url.port` is either None or an integer. URLs that include the default port for + "http", "https", "ws", "wss", and "ftp" schemes have their port + normalized to `None`. + + assert httpx.URL("http://example.com") == httpx.URL("http://example.com:80") + assert httpx.URL("http://example.com").port is None + assert httpx.URL("http://example.com:80").port is None + + * `url.userinfo` is raw bytes, without URL escaping. Usually you'll want to work + with `url.username` and `url.password` instead, which handle the URL escaping. + + * `url.raw_path` is raw bytes of both the path and query, without URL escaping. + This portion is used as the target when constructing HTTP requests. Usually you'll + want to work with `url.path` instead. + + * `url.query` is raw bytes, without URL escaping. A URL query string portion can + only be properly URL escaped when decoding the parameter names and values + themselves. + """ + + def __init__(self, url: URL | str = "", **kwargs: typing.Any) -> None: + if kwargs: + allowed = { + "scheme": str, + "username": str, + "password": str, + "userinfo": bytes, + "host": str, + "port": int, + "netloc": bytes, + "path": str, + "query": bytes, + "raw_path": bytes, + "fragment": str, + "params": object, + } + + # Perform type checking for all supported keyword arguments. + for key, value in kwargs.items(): + if key not in allowed: + message = f"{key!r} is an invalid keyword argument for URL()" + raise TypeError(message) + if value is not None and not isinstance(value, allowed[key]): + expected = allowed[key].__name__ + seen = type(value).__name__ + message = f"Argument {key!r} must be {expected} but got {seen}" + raise TypeError(message) + if isinstance(value, bytes): + kwargs[key] = value.decode("ascii") + + if "params" in kwargs: + # Replace any "params" keyword with the raw "query" instead. + # + # Ensure that empty params use `kwargs["query"] = None` rather + # than `kwargs["query"] = ""`, so that generated URLs do not + # include an empty trailing "?". + params = kwargs.pop("params") + kwargs["query"] = None if not params else str(QueryParams(params)) + + if isinstance(url, str): + self._uri_reference = urlparse(url, **kwargs) + elif isinstance(url, URL): + self._uri_reference = url._uri_reference.copy_with(**kwargs) + else: + raise TypeError( + "Invalid type for url. Expected str or httpx.URL," + f" got {type(url)}: {url!r}" + ) + + @property + def scheme(self) -> str: + """ + The URL scheme, such as "http", "https". + Always normalised to lowercase. + """ + return self._uri_reference.scheme + + @property + def raw_scheme(self) -> bytes: + """ + The raw bytes representation of the URL scheme, such as b"http", b"https". + Always normalised to lowercase. + """ + return self._uri_reference.scheme.encode("ascii") + + @property + def userinfo(self) -> bytes: + """ + The URL userinfo as a raw bytestring. + For example: b"jo%40email.com:a%20secret". + """ + return self._uri_reference.userinfo.encode("ascii") + + @property + def username(self) -> str: + """ + The URL username as a string, with URL decoding applied. + For example: "jo@email.com" + """ + userinfo = self._uri_reference.userinfo + return unquote(userinfo.partition(":")[0]) + + @property + def password(self) -> str: + """ + The URL password as a string, with URL decoding applied. + For example: "a secret" + """ + userinfo = self._uri_reference.userinfo + return unquote(userinfo.partition(":")[2]) + + @property + def host(self) -> str: + """ + The URL host as a string. + Always normalized to lowercase, with IDNA hosts decoded into unicode. + + Examples: + + url = httpx.URL("http://www.EXAMPLE.org") + assert url.host == "www.example.org" + + url = httpx.URL("http://中国.icom.museum") + assert url.host == "中国.icom.museum" + + url = httpx.URL("http://xn--fiqs8s.icom.museum") + assert url.host == "中国.icom.museum" + + url = httpx.URL("https://[::ffff:192.168.0.1]") + assert url.host == "::ffff:192.168.0.1" + """ + host: str = self._uri_reference.host + + if host.startswith("xn--"): + host = idna.decode(host) + + return host + + @property + def raw_host(self) -> bytes: + """ + The raw bytes representation of the URL host. + Always normalized to lowercase, and IDNA encoded. + + Examples: + + url = httpx.URL("http://www.EXAMPLE.org") + assert url.raw_host == b"www.example.org" + + url = httpx.URL("http://中国.icom.museum") + assert url.raw_host == b"xn--fiqs8s.icom.museum" + + url = httpx.URL("http://xn--fiqs8s.icom.museum") + assert url.raw_host == b"xn--fiqs8s.icom.museum" + + url = httpx.URL("https://[::ffff:192.168.0.1]") + assert url.raw_host == b"::ffff:192.168.0.1" + """ + return self._uri_reference.host.encode("ascii") + + @property + def port(self) -> int | None: + """ + The URL port as an integer. + + Note that the URL class performs port normalization as per the WHATWG spec. + Default ports for "http", "https", "ws", "wss", and "ftp" schemes are always + treated as `None`. + + For example: + + assert httpx.URL("http://www.example.com") == httpx.URL("http://www.example.com:80") + assert httpx.URL("http://www.example.com:80").port is None + """ + return self._uri_reference.port + + @property + def netloc(self) -> bytes: + """ + Either `<host>` or `<host>:<port>` as bytes. + Always normalized to lowercase, and IDNA encoded. + + This property may be used for generating the value of a request + "Host" header. + """ + return self._uri_reference.netloc.encode("ascii") + + @property + def path(self) -> str: + """ + The URL path as a string. Excluding the query string, and URL decoded. + + For example: + + url = httpx.URL("https://example.com/pa%20th") + assert url.path == "/pa th" + """ + path = self._uri_reference.path or "/" + return unquote(path) + + @property + def query(self) -> bytes: + """ + The URL query string, as raw bytes, excluding the leading b"?". + + This is necessarily a bytewise interface, because we cannot + perform URL decoding of this representation until we've parsed + the keys and values into a QueryParams instance. + + For example: + + url = httpx.URL("https://example.com/?filter=some%20search%20terms") + assert url.query == b"filter=some%20search%20terms" + """ + query = self._uri_reference.query or "" + return query.encode("ascii") + + @property + def params(self) -> QueryParams: + """ + The URL query parameters, neatly parsed and packaged into an immutable + multidict representation. + """ + return QueryParams(self._uri_reference.query) + + @property + def raw_path(self) -> bytes: + """ + The complete URL path and query string as raw bytes. + Used as the target when constructing HTTP requests. + + For example: + + GET /users?search=some%20text HTTP/1.1 + Host: www.example.org + Connection: close + """ + path = self._uri_reference.path or "/" + if self._uri_reference.query is not None: + path += "?" + self._uri_reference.query + return path.encode("ascii") + + @property + def fragment(self) -> str: + """ + The URL fragments, as used in HTML anchors. + As a string, without the leading '#'. + """ + return unquote(self._uri_reference.fragment or "") + + @property + def raw(self) -> RawURL: + """ + Provides the (scheme, host, port, target) for the outgoing request. + + In older versions of `httpx` this was used in the low-level transport API. + We no longer use `RawURL`, and this property will be deprecated + in a future release. + """ + return RawURL( + self.raw_scheme, + self.raw_host, + self.port, + self.raw_path, + ) + + @property + def is_absolute_url(self) -> bool: + """ + Return `True` for absolute URLs such as 'http://example.com/path', + and `False` for relative URLs such as '/path'. + """ + # We don't use `.is_absolute` from `rfc3986` because it treats + # URLs with a fragment portion as not absolute. + # What we actually care about is if the URL provides + # a scheme and hostname to which connections should be made. + return bool(self._uri_reference.scheme and self._uri_reference.host) + + @property + def is_relative_url(self) -> bool: + """ + Return `False` for absolute URLs such as 'http://example.com/path', + and `True` for relative URLs such as '/path'. + """ + return not self.is_absolute_url + + def copy_with(self, **kwargs: typing.Any) -> URL: + """ + Copy this URL, returning a new URL with some components altered. + Accepts the same set of parameters as the components that are made + available via properties on the `URL` class. + + For example: + + url = httpx.URL("https://www.example.com").copy_with( + username="jo@gmail.com", password="a secret" + ) + assert url == "https://jo%40email.com:a%20secret@www.example.com" + """ + return URL(self, **kwargs) + + def copy_set_param(self, key: str, value: typing.Any = None) -> URL: + return self.copy_with(params=self.params.set(key, value)) + + def copy_add_param(self, key: str, value: typing.Any = None) -> URL: + return self.copy_with(params=self.params.add(key, value)) + + def copy_remove_param(self, key: str) -> URL: + return self.copy_with(params=self.params.remove(key)) + + def copy_merge_params(self, params: QueryParamTypes) -> URL: + return self.copy_with(params=self.params.merge(params)) + + def join(self, url: URLTypes) -> URL: + """ + Return an absolute URL, using this URL as the base. + + Eg. + + url = httpx.URL("https://www.example.com/test") + url = url.join("/new/path") + assert url == "https://www.example.com/new/path" + """ + from urllib.parse import urljoin + + return URL(urljoin(str(self), str(URL(url)))) + + def __hash__(self) -> int: + return hash(str(self)) + + def __eq__(self, other: typing.Any) -> bool: + return isinstance(other, (URL, str)) and str(self) == str(URL(other)) + + def __str__(self) -> str: + return str(self._uri_reference) + + def __repr__(self) -> str: + scheme, userinfo, host, port, path, query, fragment = self._uri_reference + + if ":" in userinfo: + # Mask any password component. + userinfo = f'{userinfo.split(":")[0]}:[secure]' + + authority = "".join( + [ + f"{userinfo}@" if userinfo else "", + f"[{host}]" if ":" in host else host, + f":{port}" if port is not None else "", + ] + ) + url = "".join( + [ + f"{self.scheme}:" if scheme else "", + f"//{authority}" if authority else "", + path, + f"?{query}" if query is not None else "", + f"#{fragment}" if fragment is not None else "", + ] + ) + + return f"{self.__class__.__name__}({url!r})" + + +class QueryParams(typing.Mapping[str, str]): + """ + URL query parameters, as a multi-dict. + """ + + def __init__(self, *args: QueryParamTypes | None, **kwargs: typing.Any) -> None: + assert len(args) < 2, "Too many arguments." + assert not (args and kwargs), "Cannot mix named and unnamed arguments." + + value = args[0] if args else kwargs + + if value is None or isinstance(value, (str, bytes)): + value = value.decode("ascii") if isinstance(value, bytes) else value + self._dict = parse_qs(value, keep_blank_values=True) + elif isinstance(value, QueryParams): + self._dict = {k: list(v) for k, v in value._dict.items()} + else: + dict_value: dict[typing.Any, list[typing.Any]] = {} + if isinstance(value, (list, tuple)): + # Convert list inputs like: + # [("a", "123"), ("a", "456"), ("b", "789")] + # To a dict representation, like: + # {"a": ["123", "456"], "b": ["789"]} + for item in value: + dict_value.setdefault(item[0], []).append(item[1]) + else: + # Convert dict inputs like: + # {"a": "123", "b": ["456", "789"]} + # To dict inputs where values are always lists, like: + # {"a": ["123"], "b": ["456", "789"]} + dict_value = { + k: list(v) if isinstance(v, (list, tuple)) else [v] + for k, v in value.items() + } + + # Ensure that keys and values are neatly coerced to strings. + # We coerce values `True` and `False` to JSON-like "true" and "false" + # representations, and coerce `None` values to the empty string. + self._dict = { + str(k): [primitive_value_to_str(item) for item in v] + for k, v in dict_value.items() + } + + def keys(self) -> typing.KeysView[str]: + """ + Return all the keys in the query params. + + Usage: + + q = httpx.QueryParams("a=123&a=456&b=789") + assert list(q.keys()) == ["a", "b"] + """ + return self._dict.keys() + + def values(self) -> typing.ValuesView[str]: + """ + Return all the values in the query params. If a key occurs more than once + only the first item for that key is returned. + + Usage: + + q = httpx.QueryParams("a=123&a=456&b=789") + assert list(q.values()) == ["123", "789"] + """ + return {k: v[0] for k, v in self._dict.items()}.values() + + def items(self) -> typing.ItemsView[str, str]: + """ + Return all items in the query params. If a key occurs more than once + only the first item for that key is returned. + + Usage: + + q = httpx.QueryParams("a=123&a=456&b=789") + assert list(q.items()) == [("a", "123"), ("b", "789")] + """ + return {k: v[0] for k, v in self._dict.items()}.items() + + def multi_items(self) -> list[tuple[str, str]]: + """ + Return all items in the query params. Allow duplicate keys to occur. + + Usage: + + q = httpx.QueryParams("a=123&a=456&b=789") + assert list(q.multi_items()) == [("a", "123"), ("a", "456"), ("b", "789")] + """ + multi_items: list[tuple[str, str]] = [] + for k, v in self._dict.items(): + multi_items.extend([(k, i) for i in v]) + return multi_items + + def get(self, key: typing.Any, default: typing.Any = None) -> typing.Any: + """ + Get a value from the query param for a given key. If the key occurs + more than once, then only the first value is returned. + + Usage: + + q = httpx.QueryParams("a=123&a=456&b=789") + assert q.get("a") == "123" + """ + if key in self._dict: + return self._dict[str(key)][0] + return default + + def get_list(self, key: str) -> list[str]: + """ + Get all values from the query param for a given key. + + Usage: + + q = httpx.QueryParams("a=123&a=456&b=789") + assert q.get_list("a") == ["123", "456"] + """ + return list(self._dict.get(str(key), [])) + + def set(self, key: str, value: typing.Any = None) -> QueryParams: + """ + Return a new QueryParams instance, setting the value of a key. + + Usage: + + q = httpx.QueryParams("a=123") + q = q.set("a", "456") + assert q == httpx.QueryParams("a=456") + """ + q = QueryParams() + q._dict = dict(self._dict) + q._dict[str(key)] = [primitive_value_to_str(value)] + return q + + def add(self, key: str, value: typing.Any = None) -> QueryParams: + """ + Return a new QueryParams instance, setting or appending the value of a key. + + Usage: + + q = httpx.QueryParams("a=123") + q = q.add("a", "456") + assert q == httpx.QueryParams("a=123&a=456") + """ + q = QueryParams() + q._dict = dict(self._dict) + q._dict[str(key)] = q.get_list(key) + [primitive_value_to_str(value)] + return q + + def remove(self, key: str) -> QueryParams: + """ + Return a new QueryParams instance, removing the value of a key. + + Usage: + + q = httpx.QueryParams("a=123") + q = q.remove("a") + assert q == httpx.QueryParams("") + """ + q = QueryParams() + q._dict = dict(self._dict) + q._dict.pop(str(key), None) + return q + + def merge(self, params: QueryParamTypes | None = None) -> QueryParams: + """ + Return a new QueryParams instance, updated with. + + Usage: + + q = httpx.QueryParams("a=123") + q = q.merge({"b": "456"}) + assert q == httpx.QueryParams("a=123&b=456") + + q = httpx.QueryParams("a=123") + q = q.merge({"a": "456", "b": "789"}) + assert q == httpx.QueryParams("a=456&b=789") + """ + q = QueryParams(params) + q._dict = {**self._dict, **q._dict} + return q + + def __getitem__(self, key: typing.Any) -> str: + return self._dict[key][0] + + def __contains__(self, key: typing.Any) -> bool: + return key in self._dict + + def __iter__(self) -> typing.Iterator[typing.Any]: + return iter(self.keys()) + + def __len__(self) -> int: + return len(self._dict) + + def __bool__(self) -> bool: + return bool(self._dict) + + def __hash__(self) -> int: + return hash(str(self)) + + def __eq__(self, other: typing.Any) -> bool: + if not isinstance(other, self.__class__): + return False + return sorted(self.multi_items()) == sorted(other.multi_items()) + + def __str__(self) -> str: + """ + Note that we use '%20' encoding for spaces, and treat '/' as a safe + character. + + See https://github.com/encode/httpx/issues/2536 and + https://docs.python.org/3/library/urllib.parse.html#urllib.parse.urlencode + """ + return urlencode(self.multi_items()) + + def __repr__(self) -> str: + class_name = self.__class__.__name__ + query_string = str(self) + return f"{class_name}({query_string!r})" + + def update(self, params: QueryParamTypes | None = None) -> None: + raise RuntimeError( + "QueryParams are immutable since 0.18.0. " + "Use `q = q.merge(...)` to create an updated copy." + ) + + def __setitem__(self, key: str, value: str) -> None: + raise RuntimeError( + "QueryParams are immutable since 0.18.0. " + "Use `q = q.set(key, value)` to create an updated copy." + ) diff --git a/venv/lib/python3.11/site-packages/httpx/_utils.py b/venv/lib/python3.11/site-packages/httpx/_utils.py new file mode 100644 index 0000000..a9ece19 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/_utils.py @@ -0,0 +1,440 @@ +from __future__ import annotations + +import codecs +import email.message +import ipaddress +import mimetypes +import os +import re +import time +import typing +from pathlib import Path +from urllib.request import getproxies + +import sniffio + +from ._types import PrimitiveData + +if typing.TYPE_CHECKING: # pragma: no cover + from ._urls import URL + + +_HTML5_FORM_ENCODING_REPLACEMENTS = {'"': "%22", "\\": "\\\\"} +_HTML5_FORM_ENCODING_REPLACEMENTS.update( + {chr(c): "%{:02X}".format(c) for c in range(0x1F + 1) if c != 0x1B} +) +_HTML5_FORM_ENCODING_RE = re.compile( + r"|".join([re.escape(c) for c in _HTML5_FORM_ENCODING_REPLACEMENTS.keys()]) +) + + +def normalize_header_key( + value: str | bytes, + lower: bool, + encoding: str | None = None, +) -> bytes: + """ + Coerce str/bytes into a strictly byte-wise HTTP header key. + """ + if isinstance(value, bytes): + bytes_value = value + else: + bytes_value = value.encode(encoding or "ascii") + + return bytes_value.lower() if lower else bytes_value + + +def normalize_header_value(value: str | bytes, encoding: str | None = None) -> bytes: + """ + Coerce str/bytes into a strictly byte-wise HTTP header value. + """ + if isinstance(value, bytes): + return value + return value.encode(encoding or "ascii") + + +def primitive_value_to_str(value: PrimitiveData) -> str: + """ + Coerce a primitive data type into a string value. + + Note that we prefer JSON-style 'true'/'false' for boolean values here. + """ + if value is True: + return "true" + elif value is False: + return "false" + elif value is None: + return "" + return str(value) + + +def is_known_encoding(encoding: str) -> bool: + """ + Return `True` if `encoding` is a known codec. + """ + try: + codecs.lookup(encoding) + except LookupError: + return False + return True + + +def format_form_param(name: str, value: str) -> bytes: + """ + Encode a name/value pair within a multipart form. + """ + + def replacer(match: typing.Match[str]) -> str: + return _HTML5_FORM_ENCODING_REPLACEMENTS[match.group(0)] + + value = _HTML5_FORM_ENCODING_RE.sub(replacer, value) + return f'{name}="{value}"'.encode() + + +def get_ca_bundle_from_env() -> str | None: + if "SSL_CERT_FILE" in os.environ: + ssl_file = Path(os.environ["SSL_CERT_FILE"]) + if ssl_file.is_file(): + return str(ssl_file) + if "SSL_CERT_DIR" in os.environ: + ssl_path = Path(os.environ["SSL_CERT_DIR"]) + if ssl_path.is_dir(): + return str(ssl_path) + return None + + +def parse_header_links(value: str) -> list[dict[str, str]]: + """ + Returns a list of parsed link headers, for more info see: + https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Link + The generic syntax of those is: + Link: < uri-reference >; param1=value1; param2="value2" + So for instance: + Link; '<http:/.../front.jpeg>; type="image/jpeg",<http://.../back.jpeg>;' + would return + [ + {"url": "http:/.../front.jpeg", "type": "image/jpeg"}, + {"url": "http://.../back.jpeg"}, + ] + :param value: HTTP Link entity-header field + :return: list of parsed link headers + """ + links: list[dict[str, str]] = [] + replace_chars = " '\"" + value = value.strip(replace_chars) + if not value: + return links + for val in re.split(", *<", value): + try: + url, params = val.split(";", 1) + except ValueError: + url, params = val, "" + link = {"url": url.strip("<> '\"")} + for param in params.split(";"): + try: + key, value = param.split("=") + except ValueError: + break + link[key.strip(replace_chars)] = value.strip(replace_chars) + links.append(link) + return links + + +def parse_content_type_charset(content_type: str) -> str | None: + # We used to use `cgi.parse_header()` here, but `cgi` became a dead battery. + # See: https://peps.python.org/pep-0594/#cgi + msg = email.message.Message() + msg["content-type"] = content_type + return msg.get_content_charset(failobj=None) + + +SENSITIVE_HEADERS = {"authorization", "proxy-authorization"} + + +def obfuscate_sensitive_headers( + items: typing.Iterable[tuple[typing.AnyStr, typing.AnyStr]], +) -> typing.Iterator[tuple[typing.AnyStr, typing.AnyStr]]: + for k, v in items: + if to_str(k.lower()) in SENSITIVE_HEADERS: + v = to_bytes_or_str("[secure]", match_type_of=v) + yield k, v + + +def port_or_default(url: URL) -> int | None: + if url.port is not None: + return url.port + return {"http": 80, "https": 443}.get(url.scheme) + + +def same_origin(url: URL, other: URL) -> bool: + """ + Return 'True' if the given URLs share the same origin. + """ + return ( + url.scheme == other.scheme + and url.host == other.host + and port_or_default(url) == port_or_default(other) + ) + + +def is_https_redirect(url: URL, location: URL) -> bool: + """ + Return 'True' if 'location' is a HTTPS upgrade of 'url' + """ + if url.host != location.host: + return False + + return ( + url.scheme == "http" + and port_or_default(url) == 80 + and location.scheme == "https" + and port_or_default(location) == 443 + ) + + +def get_environment_proxies() -> dict[str, str | None]: + """Gets proxy information from the environment""" + + # urllib.request.getproxies() falls back on System + # Registry and Config for proxies on Windows and macOS. + # We don't want to propagate non-HTTP proxies into + # our configuration such as 'TRAVIS_APT_PROXY'. + proxy_info = getproxies() + mounts: dict[str, str | None] = {} + + for scheme in ("http", "https", "all"): + if proxy_info.get(scheme): + hostname = proxy_info[scheme] + mounts[f"{scheme}://"] = ( + hostname if "://" in hostname else f"http://{hostname}" + ) + + no_proxy_hosts = [host.strip() for host in proxy_info.get("no", "").split(",")] + for hostname in no_proxy_hosts: + # See https://curl.haxx.se/libcurl/c/CURLOPT_NOPROXY.html for details + # on how names in `NO_PROXY` are handled. + if hostname == "*": + # If NO_PROXY=* is used or if "*" occurs as any one of the comma + # separated hostnames, then we should just bypass any information + # from HTTP_PROXY, HTTPS_PROXY, ALL_PROXY, and always ignore + # proxies. + return {} + elif hostname: + # NO_PROXY=.google.com is marked as "all://*.google.com, + # which disables "www.google.com" but not "google.com" + # NO_PROXY=google.com is marked as "all://*google.com, + # which disables "www.google.com" and "google.com". + # (But not "wwwgoogle.com") + # NO_PROXY can include domains, IPv6, IPv4 addresses and "localhost" + # NO_PROXY=example.com,::1,localhost,192.168.0.0/16 + if "://" in hostname: + mounts[hostname] = None + elif is_ipv4_hostname(hostname): + mounts[f"all://{hostname}"] = None + elif is_ipv6_hostname(hostname): + mounts[f"all://[{hostname}]"] = None + elif hostname.lower() == "localhost": + mounts[f"all://{hostname}"] = None + else: + mounts[f"all://*{hostname}"] = None + + return mounts + + +def to_bytes(value: str | bytes, encoding: str = "utf-8") -> bytes: + return value.encode(encoding) if isinstance(value, str) else value + + +def to_str(value: str | bytes, encoding: str = "utf-8") -> str: + return value if isinstance(value, str) else value.decode(encoding) + + +def to_bytes_or_str(value: str, match_type_of: typing.AnyStr) -> typing.AnyStr: + return value if isinstance(match_type_of, str) else value.encode() + + +def unquote(value: str) -> str: + return value[1:-1] if value[0] == value[-1] == '"' else value + + +def guess_content_type(filename: str | None) -> str | None: + if filename: + return mimetypes.guess_type(filename)[0] or "application/octet-stream" + return None + + +def peek_filelike_length(stream: typing.Any) -> int | None: + """ + Given a file-like stream object, return its length in number of bytes + without reading it into memory. + """ + try: + # Is it an actual file? + fd = stream.fileno() + # Yup, seems to be an actual file. + length = os.fstat(fd).st_size + except (AttributeError, OSError): + # No... Maybe it's something that supports random access, like `io.BytesIO`? + try: + # Assuming so, go to end of stream to figure out its length, + # then put it back in place. + offset = stream.tell() + length = stream.seek(0, os.SEEK_END) + stream.seek(offset) + except (AttributeError, OSError): + # Not even that? Sorry, we're doomed... + return None + + return length + + +class Timer: + async def _get_time(self) -> float: + library = sniffio.current_async_library() + if library == "trio": + import trio + + return trio.current_time() + else: + import asyncio + + return asyncio.get_event_loop().time() + + def sync_start(self) -> None: + self.started = time.perf_counter() + + async def async_start(self) -> None: + self.started = await self._get_time() + + def sync_elapsed(self) -> float: + now = time.perf_counter() + return now - self.started + + async def async_elapsed(self) -> float: + now = await self._get_time() + return now - self.started + + +class URLPattern: + """ + A utility class currently used for making lookups against proxy keys... + + # Wildcard matching... + >>> pattern = URLPattern("all://") + >>> pattern.matches(httpx.URL("http://example.com")) + True + + # Witch scheme matching... + >>> pattern = URLPattern("https://") + >>> pattern.matches(httpx.URL("https://example.com")) + True + >>> pattern.matches(httpx.URL("http://example.com")) + False + + # With domain matching... + >>> pattern = URLPattern("https://example.com") + >>> pattern.matches(httpx.URL("https://example.com")) + True + >>> pattern.matches(httpx.URL("http://example.com")) + False + >>> pattern.matches(httpx.URL("https://other.com")) + False + + # Wildcard scheme, with domain matching... + >>> pattern = URLPattern("all://example.com") + >>> pattern.matches(httpx.URL("https://example.com")) + True + >>> pattern.matches(httpx.URL("http://example.com")) + True + >>> pattern.matches(httpx.URL("https://other.com")) + False + + # With port matching... + >>> pattern = URLPattern("https://example.com:1234") + >>> pattern.matches(httpx.URL("https://example.com:1234")) + True + >>> pattern.matches(httpx.URL("https://example.com")) + False + """ + + def __init__(self, pattern: str) -> None: + from ._urls import URL + + if pattern and ":" not in pattern: + raise ValueError( + f"Proxy keys should use proper URL forms rather " + f"than plain scheme strings. " + f'Instead of "{pattern}", use "{pattern}://"' + ) + + url = URL(pattern) + self.pattern = pattern + self.scheme = "" if url.scheme == "all" else url.scheme + self.host = "" if url.host == "*" else url.host + self.port = url.port + if not url.host or url.host == "*": + self.host_regex: typing.Pattern[str] | None = None + elif url.host.startswith("*."): + # *.example.com should match "www.example.com", but not "example.com" + domain = re.escape(url.host[2:]) + self.host_regex = re.compile(f"^.+\\.{domain}$") + elif url.host.startswith("*"): + # *example.com should match "www.example.com" and "example.com" + domain = re.escape(url.host[1:]) + self.host_regex = re.compile(f"^(.+\\.)?{domain}$") + else: + # example.com should match "example.com" but not "www.example.com" + domain = re.escape(url.host) + self.host_regex = re.compile(f"^{domain}$") + + def matches(self, other: URL) -> bool: + if self.scheme and self.scheme != other.scheme: + return False + if ( + self.host + and self.host_regex is not None + and not self.host_regex.match(other.host) + ): + return False + if self.port is not None and self.port != other.port: + return False + return True + + @property + def priority(self) -> tuple[int, int, int]: + """ + The priority allows URLPattern instances to be sortable, so that + we can match from most specific to least specific. + """ + # URLs with a port should take priority over URLs without a port. + port_priority = 0 if self.port is not None else 1 + # Longer hostnames should match first. + host_priority = -len(self.host) + # Longer schemes should match first. + scheme_priority = -len(self.scheme) + return (port_priority, host_priority, scheme_priority) + + def __hash__(self) -> int: + return hash(self.pattern) + + def __lt__(self, other: URLPattern) -> bool: + return self.priority < other.priority + + def __eq__(self, other: typing.Any) -> bool: + return isinstance(other, URLPattern) and self.pattern == other.pattern + + +def is_ipv4_hostname(hostname: str) -> bool: + try: + ipaddress.IPv4Address(hostname.split("/")[0]) + except Exception: + return False + return True + + +def is_ipv6_hostname(hostname: str) -> bool: + try: + ipaddress.IPv6Address(hostname.split("/")[0]) + except Exception: + return False + return True diff --git a/venv/lib/python3.11/site-packages/httpx/py.typed b/venv/lib/python3.11/site-packages/httpx/py.typed new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/venv/lib/python3.11/site-packages/httpx/py.typed |