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-"""CacheControl import Interface. - -Make it easy to import from cachecontrol without long namespaces. -""" -__author__ = "Eric Larson" -__email__ = "eric@ionrock.org" -__version__ = "0.13.1" - -from pip._vendor.cachecontrol.adapter import CacheControlAdapter -from pip._vendor.cachecontrol.controller import CacheController -from pip._vendor.cachecontrol.wrapper import CacheControl - -__all__ = [ - "__author__", - "__email__", - "__version__", - "CacheControlAdapter", - "CacheController", - "CacheControl", -] - -import logging - -logging.getLogger(__name__).addHandler(logging.NullHandler()) diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/__init__.cpython-311.pyc b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/__init__.cpython-311.pyc deleted file mode 100644 index 99b68a3..0000000 Binary files a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/__init__.cpython-311.pyc and /dev/null differ diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/_cmd.cpython-311.pyc b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/_cmd.cpython-311.pyc deleted file mode 100644 index b318c23..0000000 Binary files a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/_cmd.cpython-311.pyc and /dev/null differ diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/adapter.cpython-311.pyc b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/adapter.cpython-311.pyc deleted file mode 100644 index 9e5bb0b..0000000 Binary files a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/adapter.cpython-311.pyc and /dev/null differ diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/cache.cpython-311.pyc b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/cache.cpython-311.pyc deleted file mode 100644 index f9b9c09..0000000 Binary files a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/cache.cpython-311.pyc and /dev/null differ diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/controller.cpython-311.pyc b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/controller.cpython-311.pyc deleted file mode 100644 index fe95dd6..0000000 Binary files a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/controller.cpython-311.pyc and /dev/null differ diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/filewrapper.cpython-311.pyc b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/filewrapper.cpython-311.pyc deleted file mode 100644 index d004340..0000000 Binary files a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/filewrapper.cpython-311.pyc and /dev/null differ diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/heuristics.cpython-311.pyc b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/heuristics.cpython-311.pyc deleted file mode 100644 index 2ab03db..0000000 Binary files a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/heuristics.cpython-311.pyc and /dev/null differ diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/serialize.cpython-311.pyc b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/serialize.cpython-311.pyc deleted file mode 100644 index 5a39fed..0000000 Binary files a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/serialize.cpython-311.pyc and /dev/null differ diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/wrapper.cpython-311.pyc b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/wrapper.cpython-311.pyc deleted file mode 100644 index a36857b..0000000 Binary files a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/__pycache__/wrapper.cpython-311.pyc and /dev/null differ diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/_cmd.py b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/_cmd.py deleted file mode 100644 index 2c84208..0000000 --- a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/_cmd.py +++ /dev/null @@ -1,70 +0,0 @@ -# SPDX-FileCopyrightText: 2015 Eric Larson -# -# SPDX-License-Identifier: Apache-2.0 -from __future__ import annotations - -import logging -from argparse import ArgumentParser -from typing import TYPE_CHECKING - -from pip._vendor import requests - -from pip._vendor.cachecontrol.adapter import CacheControlAdapter -from pip._vendor.cachecontrol.cache import DictCache -from pip._vendor.cachecontrol.controller import logger - -if TYPE_CHECKING: - from argparse import Namespace - - from pip._vendor.cachecontrol.controller import CacheController - - -def setup_logging() -> None: - logger.setLevel(logging.DEBUG) - handler = logging.StreamHandler() - logger.addHandler(handler) - - -def get_session() -> requests.Session: - adapter = CacheControlAdapter( - DictCache(), cache_etags=True, serializer=None, heuristic=None - ) - sess = requests.Session() - sess.mount("http://", adapter) - sess.mount("https://", adapter) - - sess.cache_controller = adapter.controller # type: ignore[attr-defined] - return sess - - -def get_args() -> Namespace: - parser = ArgumentParser() - parser.add_argument("url", help="The URL to try and cache") - return parser.parse_args() - - -def main() -> None: - args = get_args() - sess = get_session() - - # Make a request to get a response - resp = sess.get(args.url) - - # Turn on logging - setup_logging() - - # try setting the cache - cache_controller: CacheController = ( - sess.cache_controller # type: ignore[attr-defined] - ) - cache_controller.cache_response(resp.request, resp.raw) - - # Now try to get it - if cache_controller.cached_request(resp.request): - print("Cached!") - else: - print("Not cached :(") - - -if __name__ == "__main__": - main() diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/adapter.py b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/adapter.py deleted file mode 100644 index 3e83e30..0000000 --- a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/adapter.py +++ /dev/null @@ -1,161 +0,0 @@ -# SPDX-FileCopyrightText: 2015 Eric Larson -# -# SPDX-License-Identifier: Apache-2.0 -from __future__ import annotations - -import functools -import types -import zlib -from typing import TYPE_CHECKING, Any, Collection, Mapping - -from pip._vendor.requests.adapters import HTTPAdapter - -from pip._vendor.cachecontrol.cache import DictCache -from pip._vendor.cachecontrol.controller import PERMANENT_REDIRECT_STATUSES, CacheController -from pip._vendor.cachecontrol.filewrapper import CallbackFileWrapper - -if TYPE_CHECKING: - from pip._vendor.requests import PreparedRequest, Response - from pip._vendor.urllib3 import HTTPResponse - - from pip._vendor.cachecontrol.cache import BaseCache - from pip._vendor.cachecontrol.heuristics import BaseHeuristic - from pip._vendor.cachecontrol.serialize import Serializer - - -class CacheControlAdapter(HTTPAdapter): - invalidating_methods = {"PUT", "PATCH", "DELETE"} - - def __init__( - self, - cache: BaseCache | None = None, - cache_etags: bool = True, - controller_class: type[CacheController] | None = None, - serializer: Serializer | None = None, - heuristic: BaseHeuristic | None = None, - cacheable_methods: Collection[str] | None = None, - *args: Any, - **kw: Any, - ) -> None: - super().__init__(*args, **kw) - self.cache = DictCache() if cache is None else cache - self.heuristic = heuristic - self.cacheable_methods = cacheable_methods or ("GET",) - - controller_factory = controller_class or CacheController - self.controller = controller_factory( - self.cache, cache_etags=cache_etags, serializer=serializer - ) - - def send( - self, - request: PreparedRequest, - stream: bool = False, - timeout: None | float | tuple[float, float] | tuple[float, None] = None, - verify: bool | str = True, - cert: (None | bytes | str | tuple[bytes | str, bytes | str]) = None, - proxies: Mapping[str, str] | None = None, - cacheable_methods: Collection[str] | None = None, - ) -> Response: - """ - Send a request. Use the request information to see if it - exists in the cache and cache the response if we need to and can. - """ - cacheable = cacheable_methods or self.cacheable_methods - if request.method in cacheable: - try: - cached_response = self.controller.cached_request(request) - except zlib.error: - cached_response = None - if cached_response: - return self.build_response(request, cached_response, from_cache=True) - - # check for etags and add headers if appropriate - request.headers.update(self.controller.conditional_headers(request)) - - resp = super().send(request, stream, timeout, verify, cert, proxies) - - return resp - - def build_response( - self, - request: PreparedRequest, - response: HTTPResponse, - from_cache: bool = False, - cacheable_methods: Collection[str] | None = None, - ) -> Response: - """ - Build a response by making a request or using the cache. - - This will end up calling send and returning a potentially - cached response - """ - cacheable = cacheable_methods or self.cacheable_methods - if not from_cache and request.method in cacheable: - # Check for any heuristics that might update headers - # before trying to cache. - if self.heuristic: - response = self.heuristic.apply(response) - - # apply any expiration heuristics - if response.status == 304: - # We must have sent an ETag request. This could mean - # that we've been expired already or that we simply - # have an etag. In either case, we want to try and - # update the cache if that is the case. - cached_response = self.controller.update_cached_response( - request, response - ) - - if cached_response is not response: - from_cache = True - - # We are done with the server response, read a - # possible response body (compliant servers will - # not return one, but we cannot be 100% sure) and - # release the connection back to the pool. - response.read(decode_content=False) - response.release_conn() - - response = cached_response - - # We always cache the 301 responses - elif int(response.status) in PERMANENT_REDIRECT_STATUSES: - self.controller.cache_response(request, response) - else: - # Wrap the response file with a wrapper that will cache the - # response when the stream has been consumed. - response._fp = CallbackFileWrapper( # type: ignore[attr-defined] - response._fp, # type: ignore[attr-defined] - functools.partial( - self.controller.cache_response, request, response - ), - ) - if response.chunked: - super_update_chunk_length = response._update_chunk_length # type: ignore[attr-defined] - - def _update_chunk_length(self: HTTPResponse) -> None: - super_update_chunk_length() - if self.chunk_left == 0: - self._fp._close() # type: ignore[attr-defined] - - response._update_chunk_length = types.MethodType( # type: ignore[attr-defined] - _update_chunk_length, response - ) - - resp: Response = super().build_response(request, response) # type: ignore[no-untyped-call] - - # See if we should invalidate the cache. - if request.method in self.invalidating_methods and resp.ok: - assert request.url is not None - cache_url = self.controller.cache_url(request.url) - self.cache.delete(cache_url) - - # Give the request a from_cache attr to let people use it - resp.from_cache = from_cache # type: ignore[attr-defined] - - return resp - - def close(self) -> None: - self.cache.close() - super().close() # type: ignore[no-untyped-call] diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/cache.py b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/cache.py deleted file mode 100644 index 3293b00..0000000 --- a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/cache.py +++ /dev/null @@ -1,74 +0,0 @@ -# SPDX-FileCopyrightText: 2015 Eric Larson -# -# SPDX-License-Identifier: Apache-2.0 - -""" -The cache object API for implementing caches. The default is a thread -safe in-memory dictionary. -""" -from __future__ import annotations - -from threading import Lock -from typing import IO, TYPE_CHECKING, MutableMapping - -if TYPE_CHECKING: - from datetime import datetime - - -class BaseCache: - def get(self, key: str) -> bytes | None: - raise NotImplementedError() - - def set( - self, key: str, value: bytes, expires: int | datetime | None = None - ) -> None: - raise NotImplementedError() - - def delete(self, key: str) -> None: - raise NotImplementedError() - - def close(self) -> None: - pass - - -class DictCache(BaseCache): - def __init__(self, init_dict: MutableMapping[str, bytes] | None = None) -> None: - self.lock = Lock() - self.data = init_dict or {} - - def get(self, key: str) -> bytes | None: - return self.data.get(key, None) - - def set( - self, key: str, value: bytes, expires: int | datetime | None = None - ) -> None: - with self.lock: - self.data.update({key: value}) - - def delete(self, key: str) -> None: - with self.lock: - if key in self.data: - self.data.pop(key) - - -class SeparateBodyBaseCache(BaseCache): - """ - In this variant, the body is not stored mixed in with the metadata, but is - passed in (as a bytes-like object) in a separate call to ``set_body()``. - - That is, the expected interaction pattern is:: - - cache.set(key, serialized_metadata) - cache.set_body(key) - - Similarly, the body should be loaded separately via ``get_body()``. - """ - - def set_body(self, key: str, body: bytes) -> None: - raise NotImplementedError() - - def get_body(self, key: str) -> IO[bytes] | None: - """ - Return the body as file-like object. - """ - raise NotImplementedError() diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/__init__.py b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/__init__.py deleted file mode 100644 index 24ff469..0000000 --- a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/__init__.py +++ /dev/null @@ -1,8 +0,0 @@ -# SPDX-FileCopyrightText: 2015 Eric Larson -# -# SPDX-License-Identifier: Apache-2.0 - -from pip._vendor.cachecontrol.caches.file_cache import FileCache, SeparateBodyFileCache -from pip._vendor.cachecontrol.caches.redis_cache import RedisCache - -__all__ = ["FileCache", "SeparateBodyFileCache", "RedisCache"] diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/__pycache__/__init__.cpython-311.pyc b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/__pycache__/__init__.cpython-311.pyc deleted file mode 100644 index 184b65a..0000000 Binary files a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/__pycache__/__init__.cpython-311.pyc and /dev/null differ diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/__pycache__/file_cache.cpython-311.pyc b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/__pycache__/file_cache.cpython-311.pyc deleted file mode 100644 index 0115696..0000000 Binary files a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/__pycache__/file_cache.cpython-311.pyc and /dev/null differ diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/__pycache__/redis_cache.cpython-311.pyc b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/__pycache__/redis_cache.cpython-311.pyc deleted file mode 100644 index 597a7f0..0000000 Binary files a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/__pycache__/redis_cache.cpython-311.pyc and /dev/null differ diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/file_cache.py b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/file_cache.py deleted file mode 100644 index 1fd2801..0000000 --- a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/file_cache.py +++ /dev/null @@ -1,181 +0,0 @@ -# SPDX-FileCopyrightText: 2015 Eric Larson -# -# SPDX-License-Identifier: Apache-2.0 -from __future__ import annotations - -import hashlib -import os -from textwrap import dedent -from typing import IO, TYPE_CHECKING - -from pip._vendor.cachecontrol.cache import BaseCache, SeparateBodyBaseCache -from pip._vendor.cachecontrol.controller import CacheController - -if TYPE_CHECKING: - from datetime import datetime - - from filelock import BaseFileLock - - -def _secure_open_write(filename: str, fmode: int) -> IO[bytes]: - # We only want to write to this file, so open it in write only mode - flags = os.O_WRONLY - - # os.O_CREAT | os.O_EXCL will fail if the file already exists, so we only - # will open *new* files. - # We specify this because we want to ensure that the mode we pass is the - # mode of the file. - flags |= os.O_CREAT | os.O_EXCL - - # Do not follow symlinks to prevent someone from making a symlink that - # we follow and insecurely open a cache file. - if hasattr(os, "O_NOFOLLOW"): - flags |= os.O_NOFOLLOW - - # On Windows we'll mark this file as binary - if hasattr(os, "O_BINARY"): - flags |= os.O_BINARY - - # Before we open our file, we want to delete any existing file that is - # there - try: - os.remove(filename) - except OSError: - # The file must not exist already, so we can just skip ahead to opening - pass - - # Open our file, the use of os.O_CREAT | os.O_EXCL will ensure that if a - # race condition happens between the os.remove and this line, that an - # error will be raised. Because we utilize a lockfile this should only - # happen if someone is attempting to attack us. - fd = os.open(filename, flags, fmode) - try: - return os.fdopen(fd, "wb") - - except: - # An error occurred wrapping our FD in a file object - os.close(fd) - raise - - -class _FileCacheMixin: - """Shared implementation for both FileCache variants.""" - - def __init__( - self, - directory: str, - forever: bool = False, - filemode: int = 0o0600, - dirmode: int = 0o0700, - lock_class: type[BaseFileLock] | None = None, - ) -> None: - try: - if lock_class is None: - from filelock import FileLock - - lock_class = FileLock - except ImportError: - notice = dedent( - """ - NOTE: In order to use the FileCache you must have - filelock installed. You can install it via pip: - pip install filelock - """ - ) - raise ImportError(notice) - - self.directory = directory - self.forever = forever - self.filemode = filemode - self.dirmode = dirmode - self.lock_class = lock_class - - @staticmethod - def encode(x: str) -> str: - return hashlib.sha224(x.encode()).hexdigest() - - def _fn(self, name: str) -> str: - # NOTE: This method should not change as some may depend on it. - # See: https://github.com/ionrock/cachecontrol/issues/63 - hashed = self.encode(name) - parts = list(hashed[:5]) + [hashed] - return os.path.join(self.directory, *parts) - - def get(self, key: str) -> bytes | None: - name = self._fn(key) - try: - with open(name, "rb") as fh: - return fh.read() - - except FileNotFoundError: - return None - - def set( - self, key: str, value: bytes, expires: int | datetime | None = None - ) -> None: - name = self._fn(key) - self._write(name, value) - - def _write(self, path: str, data: bytes) -> None: - """ - Safely write the data to the given path. - """ - # Make sure the directory exists - try: - os.makedirs(os.path.dirname(path), self.dirmode) - except OSError: - pass - - with self.lock_class(path + ".lock"): - # Write our actual file - with _secure_open_write(path, self.filemode) as fh: - fh.write(data) - - def _delete(self, key: str, suffix: str) -> None: - name = self._fn(key) + suffix - if not self.forever: - try: - os.remove(name) - except FileNotFoundError: - pass - - -class FileCache(_FileCacheMixin, BaseCache): - """ - Traditional FileCache: body is stored in memory, so not suitable for large - downloads. - """ - - def delete(self, key: str) -> None: - self._delete(key, "") - - -class SeparateBodyFileCache(_FileCacheMixin, SeparateBodyBaseCache): - """ - Memory-efficient FileCache: body is stored in a separate file, reducing - peak memory usage. - """ - - def get_body(self, key: str) -> IO[bytes] | None: - name = self._fn(key) + ".body" - try: - return open(name, "rb") - except FileNotFoundError: - return None - - def set_body(self, key: str, body: bytes) -> None: - name = self._fn(key) + ".body" - self._write(name, body) - - def delete(self, key: str) -> None: - self._delete(key, "") - self._delete(key, ".body") - - -def url_to_file_path(url: str, filecache: FileCache) -> str: - """Return the file cache path based on the URL. - - This does not ensure the file exists! - """ - key = CacheController.cache_url(url) - return filecache._fn(key) diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/redis_cache.py b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/redis_cache.py deleted file mode 100644 index f4f68c4..0000000 --- a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/caches/redis_cache.py +++ /dev/null @@ -1,48 +0,0 @@ -# SPDX-FileCopyrightText: 2015 Eric Larson -# -# SPDX-License-Identifier: Apache-2.0 -from __future__ import annotations - - -from datetime import datetime, timezone -from typing import TYPE_CHECKING - -from pip._vendor.cachecontrol.cache import BaseCache - -if TYPE_CHECKING: - from redis import Redis - - -class RedisCache(BaseCache): - def __init__(self, conn: Redis[bytes]) -> None: - self.conn = conn - - def get(self, key: str) -> bytes | None: - return self.conn.get(key) - - def set( - self, key: str, value: bytes, expires: int | datetime | None = None - ) -> None: - if not expires: - self.conn.set(key, value) - elif isinstance(expires, datetime): - now_utc = datetime.now(timezone.utc) - if expires.tzinfo is None: - now_utc = now_utc.replace(tzinfo=None) - delta = expires - now_utc - self.conn.setex(key, int(delta.total_seconds()), value) - else: - self.conn.setex(key, expires, value) - - def delete(self, key: str) -> None: - self.conn.delete(key) - - def clear(self) -> None: - """Helper for clearing all the keys in a database. Use with - caution!""" - for key in self.conn.keys(): - self.conn.delete(key) - - def close(self) -> None: - """Redis uses connection pooling, no need to close the connection.""" - pass diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/controller.py b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/controller.py deleted file mode 100644 index 586b9f9..0000000 --- a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/controller.py +++ /dev/null @@ -1,494 +0,0 @@ -# SPDX-FileCopyrightText: 2015 Eric Larson -# -# SPDX-License-Identifier: Apache-2.0 - -""" -The httplib2 algorithms ported for use with requests. -""" -from __future__ import annotations - -import calendar -import logging -import re -import time -from email.utils import parsedate_tz -from typing import TYPE_CHECKING, Collection, Mapping - -from pip._vendor.requests.structures import CaseInsensitiveDict - -from pip._vendor.cachecontrol.cache import DictCache, SeparateBodyBaseCache -from pip._vendor.cachecontrol.serialize import Serializer - -if TYPE_CHECKING: - from typing import Literal - - from pip._vendor.requests import PreparedRequest - from pip._vendor.urllib3 import HTTPResponse - - from pip._vendor.cachecontrol.cache import BaseCache - -logger = logging.getLogger(__name__) - -URI = re.compile(r"^(([^:/?#]+):)?(//([^/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?") - -PERMANENT_REDIRECT_STATUSES = (301, 308) - - -def parse_uri(uri: str) -> tuple[str, str, str, str, str]: - """Parses a URI using the regex given in Appendix B of RFC 3986. - - (scheme, authority, path, query, fragment) = parse_uri(uri) - """ - match = URI.match(uri) - assert match is not None - groups = match.groups() - return (groups[1], groups[3], groups[4], groups[6], groups[8]) - - -class CacheController: - """An interface to see if request should cached or not.""" - - def __init__( - self, - cache: BaseCache | None = None, - cache_etags: bool = True, - serializer: Serializer | None = None, - status_codes: Collection[int] | None = None, - ): - self.cache = DictCache() if cache is None else cache - self.cache_etags = cache_etags - self.serializer = serializer or Serializer() - self.cacheable_status_codes = status_codes or (200, 203, 300, 301, 308) - - @classmethod - def _urlnorm(cls, uri: str) -> str: - """Normalize the URL to create a safe key for the cache""" - (scheme, authority, path, query, fragment) = parse_uri(uri) - if not scheme or not authority: - raise Exception("Only absolute URIs are allowed. uri = %s" % uri) - - scheme = scheme.lower() - authority = authority.lower() - - if not path: - path = "/" - - # Could do syntax based normalization of the URI before - # computing the digest. See Section 6.2.2 of Std 66. - request_uri = query and "?".join([path, query]) or path - defrag_uri = scheme + "://" + authority + request_uri - - return defrag_uri - - @classmethod - def cache_url(cls, uri: str) -> str: - return cls._urlnorm(uri) - - def parse_cache_control(self, headers: Mapping[str, str]) -> dict[str, int | None]: - known_directives = { - # https://tools.ietf.org/html/rfc7234#section-5.2 - "max-age": (int, True), - "max-stale": (int, False), - "min-fresh": (int, True), - "no-cache": (None, False), - "no-store": (None, False), - "no-transform": (None, False), - "only-if-cached": (None, False), - "must-revalidate": (None, False), - "public": (None, False), - "private": (None, False), - "proxy-revalidate": (None, False), - "s-maxage": (int, True), - } - - cc_headers = headers.get("cache-control", headers.get("Cache-Control", "")) - - retval: dict[str, int | None] = {} - - for cc_directive in cc_headers.split(","): - if not cc_directive.strip(): - continue - - parts = cc_directive.split("=", 1) - directive = parts[0].strip() - - try: - typ, required = known_directives[directive] - except KeyError: - logger.debug("Ignoring unknown cache-control directive: %s", directive) - continue - - if not typ or not required: - retval[directive] = None - if typ: - try: - retval[directive] = typ(parts[1].strip()) - except IndexError: - if required: - logger.debug( - "Missing value for cache-control " "directive: %s", - directive, - ) - except ValueError: - logger.debug( - "Invalid value for cache-control directive " "%s, must be %s", - directive, - typ.__name__, - ) - - return retval - - def _load_from_cache(self, request: PreparedRequest) -> HTTPResponse | None: - """ - Load a cached response, or return None if it's not available. - """ - cache_url = request.url - assert cache_url is not None - cache_data = self.cache.get(cache_url) - if cache_data is None: - logger.debug("No cache entry available") - return None - - if isinstance(self.cache, SeparateBodyBaseCache): - body_file = self.cache.get_body(cache_url) - else: - body_file = None - - result = self.serializer.loads(request, cache_data, body_file) - if result is None: - logger.warning("Cache entry deserialization failed, entry ignored") - return result - - def cached_request(self, request: PreparedRequest) -> HTTPResponse | Literal[False]: - """ - Return a cached response if it exists in the cache, otherwise - return False. - """ - assert request.url is not None - cache_url = self.cache_url(request.url) - logger.debug('Looking up "%s" in the cache', cache_url) - cc = self.parse_cache_control(request.headers) - - # Bail out if the request insists on fresh data - if "no-cache" in cc: - logger.debug('Request header has "no-cache", cache bypassed') - return False - - if "max-age" in cc and cc["max-age"] == 0: - logger.debug('Request header has "max_age" as 0, cache bypassed') - return False - - # Check whether we can load the response from the cache: - resp = self._load_from_cache(request) - if not resp: - return False - - # If we have a cached permanent redirect, return it immediately. We - # don't need to test our response for other headers b/c it is - # intrinsically "cacheable" as it is Permanent. - # - # See: - # https://tools.ietf.org/html/rfc7231#section-6.4.2 - # - # Client can try to refresh the value by repeating the request - # with cache busting headers as usual (ie no-cache). - if int(resp.status) in PERMANENT_REDIRECT_STATUSES: - msg = ( - "Returning cached permanent redirect response " - "(ignoring date and etag information)" - ) - logger.debug(msg) - return resp - - headers: CaseInsensitiveDict[str] = CaseInsensitiveDict(resp.headers) - if not headers or "date" not in headers: - if "etag" not in headers: - # Without date or etag, the cached response can never be used - # and should be deleted. - logger.debug("Purging cached response: no date or etag") - self.cache.delete(cache_url) - logger.debug("Ignoring cached response: no date") - return False - - now = time.time() - time_tuple = parsedate_tz(headers["date"]) - assert time_tuple is not None - date = calendar.timegm(time_tuple[:6]) - current_age = max(0, now - date) - logger.debug("Current age based on date: %i", current_age) - - # TODO: There is an assumption that the result will be a - # urllib3 response object. This may not be best since we - # could probably avoid instantiating or constructing the - # response until we know we need it. - resp_cc = self.parse_cache_control(headers) - - # determine freshness - freshness_lifetime = 0 - - # Check the max-age pragma in the cache control header - max_age = resp_cc.get("max-age") - if max_age is not None: - freshness_lifetime = max_age - logger.debug("Freshness lifetime from max-age: %i", freshness_lifetime) - - # If there isn't a max-age, check for an expires header - elif "expires" in headers: - expires = parsedate_tz(headers["expires"]) - if expires is not None: - expire_time = calendar.timegm(expires[:6]) - date - freshness_lifetime = max(0, expire_time) - logger.debug("Freshness lifetime from expires: %i", freshness_lifetime) - - # Determine if we are setting freshness limit in the - # request. Note, this overrides what was in the response. - max_age = cc.get("max-age") - if max_age is not None: - freshness_lifetime = max_age - logger.debug( - "Freshness lifetime from request max-age: %i", freshness_lifetime - ) - - min_fresh = cc.get("min-fresh") - if min_fresh is not None: - # adjust our current age by our min fresh - current_age += min_fresh - logger.debug("Adjusted current age from min-fresh: %i", current_age) - - # Return entry if it is fresh enough - if freshness_lifetime > current_age: - logger.debug('The response is "fresh", returning cached response') - logger.debug("%i > %i", freshness_lifetime, current_age) - return resp - - # we're not fresh. If we don't have an Etag, clear it out - if "etag" not in headers: - logger.debug('The cached response is "stale" with no etag, purging') - self.cache.delete(cache_url) - - # return the original handler - return False - - def conditional_headers(self, request: PreparedRequest) -> dict[str, str]: - resp = self._load_from_cache(request) - new_headers = {} - - if resp: - headers: CaseInsensitiveDict[str] = CaseInsensitiveDict(resp.headers) - - if "etag" in headers: - new_headers["If-None-Match"] = headers["ETag"] - - if "last-modified" in headers: - new_headers["If-Modified-Since"] = headers["Last-Modified"] - - return new_headers - - def _cache_set( - self, - cache_url: str, - request: PreparedRequest, - response: HTTPResponse, - body: bytes | None = None, - expires_time: int | None = None, - ) -> None: - """ - Store the data in the cache. - """ - if isinstance(self.cache, SeparateBodyBaseCache): - # We pass in the body separately; just put a placeholder empty - # string in the metadata. - self.cache.set( - cache_url, - self.serializer.dumps(request, response, b""), - expires=expires_time, - ) - # body is None can happen when, for example, we're only updating - # headers, as is the case in update_cached_response(). - if body is not None: - self.cache.set_body(cache_url, body) - else: - self.cache.set( - cache_url, - self.serializer.dumps(request, response, body), - expires=expires_time, - ) - - def cache_response( - self, - request: PreparedRequest, - response: HTTPResponse, - body: bytes | None = None, - status_codes: Collection[int] | None = None, - ) -> None: - """ - Algorithm for caching requests. - - This assumes a requests Response object. - """ - # From httplib2: Don't cache 206's since we aren't going to - # handle byte range requests - cacheable_status_codes = status_codes or self.cacheable_status_codes - if response.status not in cacheable_status_codes: - logger.debug( - "Status code %s not in %s", response.status, cacheable_status_codes - ) - return - - response_headers: CaseInsensitiveDict[str] = CaseInsensitiveDict( - response.headers - ) - - if "date" in response_headers: - time_tuple = parsedate_tz(response_headers["date"]) - assert time_tuple is not None - date = calendar.timegm(time_tuple[:6]) - else: - date = 0 - - # If we've been given a body, our response has a Content-Length, that - # Content-Length is valid then we can check to see if the body we've - # been given matches the expected size, and if it doesn't we'll just - # skip trying to cache it. - if ( - body is not None - and "content-length" in response_headers - and response_headers["content-length"].isdigit() - and int(response_headers["content-length"]) != len(body) - ): - return - - cc_req = self.parse_cache_control(request.headers) - cc = self.parse_cache_control(response_headers) - - assert request.url is not None - cache_url = self.cache_url(request.url) - logger.debug('Updating cache with response from "%s"', cache_url) - - # Delete it from the cache if we happen to have it stored there - no_store = False - if "no-store" in cc: - no_store = True - logger.debug('Response header has "no-store"') - if "no-store" in cc_req: - no_store = True - logger.debug('Request header has "no-store"') - if no_store and self.cache.get(cache_url): - logger.debug('Purging existing cache entry to honor "no-store"') - self.cache.delete(cache_url) - if no_store: - return - - # https://tools.ietf.org/html/rfc7234#section-4.1: - # A Vary header field-value of "*" always fails to match. - # Storing such a response leads to a deserialization warning - # during cache lookup and is not allowed to ever be served, - # so storing it can be avoided. - if "*" in response_headers.get("vary", ""): - logger.debug('Response header has "Vary: *"') - return - - # If we've been given an etag, then keep the response - if self.cache_etags and "etag" in response_headers: - expires_time = 0 - if response_headers.get("expires"): - expires = parsedate_tz(response_headers["expires"]) - if expires is not None: - expires_time = calendar.timegm(expires[:6]) - date - - expires_time = max(expires_time, 14 * 86400) - - logger.debug(f"etag object cached for {expires_time} seconds") - logger.debug("Caching due to etag") - self._cache_set(cache_url, request, response, body, expires_time) - - # Add to the cache any permanent redirects. We do this before looking - # that the Date headers. - elif int(response.status) in PERMANENT_REDIRECT_STATUSES: - logger.debug("Caching permanent redirect") - self._cache_set(cache_url, request, response, b"") - - # Add to the cache if the response headers demand it. If there - # is no date header then we can't do anything about expiring - # the cache. - elif "date" in response_headers: - time_tuple = parsedate_tz(response_headers["date"]) - assert time_tuple is not None - date = calendar.timegm(time_tuple[:6]) - # cache when there is a max-age > 0 - max_age = cc.get("max-age") - if max_age is not None and max_age > 0: - logger.debug("Caching b/c date exists and max-age > 0") - expires_time = max_age - self._cache_set( - cache_url, - request, - response, - body, - expires_time, - ) - - # If the request can expire, it means we should cache it - # in the meantime. - elif "expires" in response_headers: - if response_headers["expires"]: - expires = parsedate_tz(response_headers["expires"]) - if expires is not None: - expires_time = calendar.timegm(expires[:6]) - date - else: - expires_time = None - - logger.debug( - "Caching b/c of expires header. expires in {} seconds".format( - expires_time - ) - ) - self._cache_set( - cache_url, - request, - response, - body, - expires_time, - ) - - def update_cached_response( - self, request: PreparedRequest, response: HTTPResponse - ) -> HTTPResponse: - """On a 304 we will get a new set of headers that we want to - update our cached value with, assuming we have one. - - This should only ever be called when we've sent an ETag and - gotten a 304 as the response. - """ - assert request.url is not None - cache_url = self.cache_url(request.url) - cached_response = self._load_from_cache(request) - - if not cached_response: - # we didn't have a cached response - return response - - # Lets update our headers with the headers from the new request: - # http://tools.ietf.org/html/draft-ietf-httpbis-p4-conditional-26#section-4.1 - # - # The server isn't supposed to send headers that would make - # the cached body invalid. But... just in case, we'll be sure - # to strip out ones we know that might be problmatic due to - # typical assumptions. - excluded_headers = ["content-length"] - - cached_response.headers.update( - { - k: v - for k, v in response.headers.items() # type: ignore[no-untyped-call] - if k.lower() not in excluded_headers - } - ) - - # we want a 200 b/c we have content via the cache - cached_response.status = 200 - - # update our cache - self._cache_set(cache_url, request, cached_response) - - return cached_response diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/filewrapper.py b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/filewrapper.py deleted file mode 100644 index 2514390..0000000 --- a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/filewrapper.py +++ /dev/null @@ -1,119 +0,0 @@ -# SPDX-FileCopyrightText: 2015 Eric Larson -# -# SPDX-License-Identifier: Apache-2.0 -from __future__ import annotations - -import mmap -from tempfile import NamedTemporaryFile -from typing import TYPE_CHECKING, Any, Callable - -if TYPE_CHECKING: - from http.client import HTTPResponse - - -class CallbackFileWrapper: - """ - Small wrapper around a fp object which will tee everything read into a - buffer, and when that file is closed it will execute a callback with the - contents of that buffer. - - All attributes are proxied to the underlying file object. - - This class uses members with a double underscore (__) leading prefix so as - not to accidentally shadow an attribute. - - The data is stored in a temporary file until it is all available. As long - as the temporary files directory is disk-based (sometimes it's a - memory-backed-``tmpfs`` on Linux), data will be unloaded to disk if memory - pressure is high. For small files the disk usually won't be used at all, - it'll all be in the filesystem memory cache, so there should be no - performance impact. - """ - - def __init__( - self, fp: HTTPResponse, callback: Callable[[bytes], None] | None - ) -> None: - self.__buf = NamedTemporaryFile("rb+", delete=True) - self.__fp = fp - self.__callback = callback - - def __getattr__(self, name: str) -> Any: - # The vaguaries of garbage collection means that self.__fp is - # not always set. By using __getattribute__ and the private - # name[0] allows looking up the attribute value and raising an - # AttributeError when it doesn't exist. This stop thigns from - # infinitely recursing calls to getattr in the case where - # self.__fp hasn't been set. - # - # [0] https://docs.python.org/2/reference/expressions.html#atom-identifiers - fp = self.__getattribute__("_CallbackFileWrapper__fp") - return getattr(fp, name) - - def __is_fp_closed(self) -> bool: - try: - return self.__fp.fp is None - - except AttributeError: - pass - - try: - closed: bool = self.__fp.closed - return closed - - except AttributeError: - pass - - # We just don't cache it then. - # TODO: Add some logging here... - return False - - def _close(self) -> None: - if self.__callback: - if self.__buf.tell() == 0: - # Empty file: - result = b"" - else: - # Return the data without actually loading it into memory, - # relying on Python's buffer API and mmap(). mmap() just gives - # a view directly into the filesystem's memory cache, so it - # doesn't result in duplicate memory use. - self.__buf.seek(0, 0) - result = memoryview( - mmap.mmap(self.__buf.fileno(), 0, access=mmap.ACCESS_READ) - ) - self.__callback(result) - - # We assign this to None here, because otherwise we can get into - # really tricky problems where the CPython interpreter dead locks - # because the callback is holding a reference to something which - # has a __del__ method. Setting this to None breaks the cycle - # and allows the garbage collector to do it's thing normally. - self.__callback = None - - # Closing the temporary file releases memory and frees disk space. - # Important when caching big files. - self.__buf.close() - - def read(self, amt: int | None = None) -> bytes: - data: bytes = self.__fp.read(amt) - if data: - # We may be dealing with b'', a sign that things are over: - # it's passed e.g. after we've already closed self.__buf. - self.__buf.write(data) - if self.__is_fp_closed(): - self._close() - - return data - - def _safe_read(self, amt: int) -> bytes: - data: bytes = self.__fp._safe_read(amt) # type: ignore[attr-defined] - if amt == 2 and data == b"\r\n": - # urllib executes this read to toss the CRLF at the end - # of the chunk. - return data - - self.__buf.write(data) - if self.__is_fp_closed(): - self._close() - - return data diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/heuristics.py b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/heuristics.py deleted file mode 100644 index b9d72ca..0000000 --- a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/heuristics.py +++ /dev/null @@ -1,154 +0,0 @@ -# SPDX-FileCopyrightText: 2015 Eric Larson -# -# SPDX-License-Identifier: Apache-2.0 -from __future__ import annotations - -import calendar -import time -from datetime import datetime, timedelta, timezone -from email.utils import formatdate, parsedate, parsedate_tz -from typing import TYPE_CHECKING, Any, Mapping - -if TYPE_CHECKING: - from pip._vendor.urllib3 import HTTPResponse - -TIME_FMT = "%a, %d %b %Y %H:%M:%S GMT" - - -def expire_after(delta: timedelta, date: datetime | None = None) -> datetime: - date = date or datetime.now(timezone.utc) - return date + delta - - -def datetime_to_header(dt: datetime) -> str: - return formatdate(calendar.timegm(dt.timetuple())) - - -class BaseHeuristic: - def warning(self, response: HTTPResponse) -> str | None: - """ - Return a valid 1xx warning header value describing the cache - adjustments. - - The response is provided too allow warnings like 113 - http://tools.ietf.org/html/rfc7234#section-5.5.4 where we need - to explicitly say response is over 24 hours old. - """ - return '110 - "Response is Stale"' - - def update_headers(self, response: HTTPResponse) -> dict[str, str]: - """Update the response headers with any new headers. - - NOTE: This SHOULD always include some Warning header to - signify that the response was cached by the client, not - by way of the provided headers. - """ - return {} - - def apply(self, response: HTTPResponse) -> HTTPResponse: - updated_headers = self.update_headers(response) - - if updated_headers: - response.headers.update(updated_headers) - warning_header_value = self.warning(response) - if warning_header_value is not None: - response.headers.update({"Warning": warning_header_value}) - - return response - - -class OneDayCache(BaseHeuristic): - """ - Cache the response by providing an expires 1 day in the - future. - """ - - def update_headers(self, response: HTTPResponse) -> dict[str, str]: - headers = {} - - if "expires" not in response.headers: - date = parsedate(response.headers["date"]) - expires = expire_after(timedelta(days=1), date=datetime(*date[:6], tzinfo=timezone.utc)) # type: ignore[misc] - headers["expires"] = datetime_to_header(expires) - headers["cache-control"] = "public" - return headers - - -class ExpiresAfter(BaseHeuristic): - """ - Cache **all** requests for a defined time period. - """ - - def __init__(self, **kw: Any) -> None: - self.delta = timedelta(**kw) - - def update_headers(self, response: HTTPResponse) -> dict[str, str]: - expires = expire_after(self.delta) - return {"expires": datetime_to_header(expires), "cache-control": "public"} - - def warning(self, response: HTTPResponse) -> str | None: - tmpl = "110 - Automatically cached for %s. Response might be stale" - return tmpl % self.delta - - -class LastModified(BaseHeuristic): - """ - If there is no Expires header already, fall back on Last-Modified - using the heuristic from - http://tools.ietf.org/html/rfc7234#section-4.2.2 - to calculate a reasonable value. - - Firefox also does something like this per - https://developer.mozilla.org/en-US/docs/Web/HTTP/Caching_FAQ - http://lxr.mozilla.org/mozilla-release/source/netwerk/protocol/http/nsHttpResponseHead.cpp#397 - Unlike mozilla we limit this to 24-hr. - """ - - cacheable_by_default_statuses = { - 200, - 203, - 204, - 206, - 300, - 301, - 404, - 405, - 410, - 414, - 501, - } - - def update_headers(self, resp: HTTPResponse) -> dict[str, str]: - headers: Mapping[str, str] = resp.headers - - if "expires" in headers: - return {} - - if "cache-control" in headers and headers["cache-control"] != "public": - return {} - - if resp.status not in self.cacheable_by_default_statuses: - return {} - - if "date" not in headers or "last-modified" not in headers: - return {} - - time_tuple = parsedate_tz(headers["date"]) - assert time_tuple is not None - date = calendar.timegm(time_tuple[:6]) - last_modified = parsedate(headers["last-modified"]) - if last_modified is None: - return {} - - now = time.time() - current_age = max(0, now - date) - delta = date - calendar.timegm(last_modified) - freshness_lifetime = max(0, min(delta / 10, 24 * 3600)) - if freshness_lifetime <= current_age: - return {} - - expires = date + freshness_lifetime - return {"expires": time.strftime(TIME_FMT, time.gmtime(expires))} - - def warning(self, resp: HTTPResponse) -> str | None: - return None diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/py.typed b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/py.typed deleted file mode 100644 index e69de29..0000000 diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/serialize.py b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/serialize.py deleted file mode 100644 index f9e967c..0000000 --- a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/serialize.py +++ /dev/null @@ -1,206 +0,0 @@ -# SPDX-FileCopyrightText: 2015 Eric Larson -# -# SPDX-License-Identifier: Apache-2.0 -from __future__ import annotations - -import io -from typing import IO, TYPE_CHECKING, Any, Mapping, cast - -from pip._vendor import msgpack -from pip._vendor.requests.structures import CaseInsensitiveDict -from pip._vendor.urllib3 import HTTPResponse - -if TYPE_CHECKING: - from pip._vendor.requests import PreparedRequest - - -class Serializer: - serde_version = "4" - - def dumps( - self, - request: PreparedRequest, - response: HTTPResponse, - body: bytes | None = None, - ) -> bytes: - response_headers: CaseInsensitiveDict[str] = CaseInsensitiveDict( - response.headers - ) - - if body is None: - # When a body isn't passed in, we'll read the response. We - # also update the response with a new file handler to be - # sure it acts as though it was never read. - body = response.read(decode_content=False) - response._fp = io.BytesIO(body) # type: ignore[attr-defined] - response.length_remaining = len(body) - - data = { - "response": { - "body": body, # Empty bytestring if body is stored separately - "headers": {str(k): str(v) for k, v in response.headers.items()}, # type: ignore[no-untyped-call] - "status": response.status, - "version": response.version, - "reason": str(response.reason), - "decode_content": response.decode_content, - } - } - - # Construct our vary headers - data["vary"] = {} - if "vary" in response_headers: - varied_headers = response_headers["vary"].split(",") - for header in varied_headers: - header = str(header).strip() - header_value = request.headers.get(header, None) - if header_value is not None: - header_value = str(header_value) - data["vary"][header] = header_value - - return b",".join([f"cc={self.serde_version}".encode(), self.serialize(data)]) - - def serialize(self, data: dict[str, Any]) -> bytes: - return cast(bytes, msgpack.dumps(data, use_bin_type=True)) - - def loads( - self, - request: PreparedRequest, - data: bytes, - body_file: IO[bytes] | None = None, - ) -> HTTPResponse | None: - # Short circuit if we've been given an empty set of data - if not data: - return None - - # Determine what version of the serializer the data was serialized - # with - try: - ver, data = data.split(b",", 1) - except ValueError: - ver = b"cc=0" - - # Make sure that our "ver" is actually a version and isn't a false - # positive from a , being in the data stream. - if ver[:3] != b"cc=": - data = ver + data - ver = b"cc=0" - - # Get the version number out of the cc=N - verstr = ver.split(b"=", 1)[-1].decode("ascii") - - # Dispatch to the actual load method for the given version - try: - return getattr(self, f"_loads_v{verstr}")(request, data, body_file) # type: ignore[no-any-return] - - except AttributeError: - # This is a version we don't have a loads function for, so we'll - # just treat it as a miss and return None - return None - - def prepare_response( - self, - request: PreparedRequest, - cached: Mapping[str, Any], - body_file: IO[bytes] | None = None, - ) -> HTTPResponse | None: - """Verify our vary headers match and construct a real urllib3 - HTTPResponse object. - """ - # Special case the '*' Vary value as it means we cannot actually - # determine if the cached response is suitable for this request. - # This case is also handled in the controller code when creating - # a cache entry, but is left here for backwards compatibility. - if "*" in cached.get("vary", {}): - return None - - # Ensure that the Vary headers for the cached response match our - # request - for header, value in cached.get("vary", {}).items(): - if request.headers.get(header, None) != value: - return None - - body_raw = cached["response"].pop("body") - - headers: CaseInsensitiveDict[str] = CaseInsensitiveDict( - data=cached["response"]["headers"] - ) - if headers.get("transfer-encoding", "") == "chunked": - headers.pop("transfer-encoding") - - cached["response"]["headers"] = headers - - try: - body: IO[bytes] - if body_file is None: - body = io.BytesIO(body_raw) - else: - body = body_file - except TypeError: - # This can happen if cachecontrol serialized to v1 format (pickle) - # using Python 2. A Python 2 str(byte string) will be unpickled as - # a Python 3 str (unicode string), which will cause the above to - # fail with: - # - # TypeError: 'str' does not support the buffer interface - body = io.BytesIO(body_raw.encode("utf8")) - - # Discard any `strict` parameter serialized by older version of cachecontrol. - cached["response"].pop("strict", None) - - return HTTPResponse(body=body, preload_content=False, **cached["response"]) - - def _loads_v0( - self, - request: PreparedRequest, - data: bytes, - body_file: IO[bytes] | None = None, - ) -> None: - # The original legacy cache data. This doesn't contain enough - # information to construct everything we need, so we'll treat this as - # a miss. - return None - - def _loads_v1( - self, - request: PreparedRequest, - data: bytes, - body_file: IO[bytes] | None = None, - ) -> HTTPResponse | None: - # The "v1" pickled cache format. This is no longer supported - # for security reasons, so we treat it as a miss. - return None - - def _loads_v2( - self, - request: PreparedRequest, - data: bytes, - body_file: IO[bytes] | None = None, - ) -> HTTPResponse | None: - # The "v2" compressed base64 cache format. - # This has been removed due to age and poor size/performance - # characteristics, so we treat it as a miss. - return None - - def _loads_v3( - self, - request: PreparedRequest, - data: bytes, - body_file: IO[bytes] | None = None, - ) -> None: - # Due to Python 2 encoding issues, it's impossible to know for sure - # exactly how to load v3 entries, thus we'll treat these as a miss so - # that they get rewritten out as v4 entries. - return None - - def _loads_v4( - self, - request: PreparedRequest, - data: bytes, - body_file: IO[bytes] | None = None, - ) -> HTTPResponse | None: - try: - cached = msgpack.loads(data, raw=False) - except ValueError: - return None - - return self.prepare_response(request, cached, body_file) diff --git a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/wrapper.py b/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/wrapper.py deleted file mode 100644 index f618bc3..0000000 --- a/venv/lib/python3.11/site-packages/pip/_vendor/cachecontrol/wrapper.py +++ /dev/null @@ -1,43 +0,0 @@ -# SPDX-FileCopyrightText: 2015 Eric Larson -# -# SPDX-License-Identifier: Apache-2.0 -from __future__ import annotations - -from typing import TYPE_CHECKING, Collection - -from pip._vendor.cachecontrol.adapter import CacheControlAdapter -from pip._vendor.cachecontrol.cache import DictCache - -if TYPE_CHECKING: - from pip._vendor import requests - - from pip._vendor.cachecontrol.cache import BaseCache - from pip._vendor.cachecontrol.controller import CacheController - from pip._vendor.cachecontrol.heuristics import BaseHeuristic - from pip._vendor.cachecontrol.serialize import Serializer - - -def CacheControl( - sess: requests.Session, - cache: BaseCache | None = None, - cache_etags: bool = True, - serializer: Serializer | None = None, - heuristic: BaseHeuristic | None = None, - controller_class: type[CacheController] | None = None, - adapter_class: type[CacheControlAdapter] | None = None, - cacheable_methods: Collection[str] | None = None, -) -> requests.Session: - cache = DictCache() if cache is None else cache - adapter_class = adapter_class or CacheControlAdapter - adapter = adapter_class( - cache, - cache_etags=cache_etags, - serializer=serializer, - heuristic=heuristic, - controller_class=controller_class, - cacheable_methods=cacheable_methods, - ) - sess.mount("http://", adapter) - sess.mount("https://", adapter) - - return sess -- cgit v1.2.3