summaryrefslogtreecommitdiff
path: root/venv/lib/python3.11/site-packages/anyio/streams/text.py
diff options
context:
space:
mode:
authorcyfraeviolae <cyfraeviolae>2024-04-03 03:17:55 -0400
committercyfraeviolae <cyfraeviolae>2024-04-03 03:17:55 -0400
commit12cf076118570eebbff08c6b3090e0d4798447a1 (patch)
tree3ba25e17e3c3a5e82316558ba3864b955919ff72 /venv/lib/python3.11/site-packages/anyio/streams/text.py
parentc45662ff3923b34614ddcc8feb9195541166dcc5 (diff)
no venv
Diffstat (limited to 'venv/lib/python3.11/site-packages/anyio/streams/text.py')
-rw-r--r--venv/lib/python3.11/site-packages/anyio/streams/text.py147
1 files changed, 0 insertions, 147 deletions
diff --git a/venv/lib/python3.11/site-packages/anyio/streams/text.py b/venv/lib/python3.11/site-packages/anyio/streams/text.py
deleted file mode 100644
index f1a1127..0000000
--- a/venv/lib/python3.11/site-packages/anyio/streams/text.py
+++ /dev/null
@@ -1,147 +0,0 @@
-from __future__ import annotations
-
-import codecs
-from collections.abc import Callable, Mapping
-from dataclasses import InitVar, dataclass, field
-from typing import Any
-
-from ..abc import (
- AnyByteReceiveStream,
- AnyByteSendStream,
- AnyByteStream,
- ObjectReceiveStream,
- ObjectSendStream,
- ObjectStream,
-)
-
-
-@dataclass(eq=False)
-class TextReceiveStream(ObjectReceiveStream[str]):
- """
- Stream wrapper that decodes bytes to strings using the given encoding.
-
- Decoding is done using :class:`~codecs.IncrementalDecoder` which returns any
- completely received unicode characters as soon as they come in.
-
- :param transport_stream: any bytes-based receive stream
- :param encoding: character encoding to use for decoding bytes to strings (defaults
- to ``utf-8``)
- :param errors: handling scheme for decoding errors (defaults to ``strict``; see the
- `codecs module documentation`_ for a comprehensive list of options)
-
- .. _codecs module documentation:
- https://docs.python.org/3/library/codecs.html#codec-objects
- """
-
- transport_stream: AnyByteReceiveStream
- encoding: InitVar[str] = "utf-8"
- errors: InitVar[str] = "strict"
- _decoder: codecs.IncrementalDecoder = field(init=False)
-
- def __post_init__(self, encoding: str, errors: str) -> None:
- decoder_class = codecs.getincrementaldecoder(encoding)
- self._decoder = decoder_class(errors=errors)
-
- async def receive(self) -> str:
- while True:
- chunk = await self.transport_stream.receive()
- decoded = self._decoder.decode(chunk)
- if decoded:
- return decoded
-
- async def aclose(self) -> None:
- await self.transport_stream.aclose()
- self._decoder.reset()
-
- @property
- def extra_attributes(self) -> Mapping[Any, Callable[[], Any]]:
- return self.transport_stream.extra_attributes
-
-
-@dataclass(eq=False)
-class TextSendStream(ObjectSendStream[str]):
- """
- Sends strings to the wrapped stream as bytes using the given encoding.
-
- :param AnyByteSendStream transport_stream: any bytes-based send stream
- :param str encoding: character encoding to use for encoding strings to bytes
- (defaults to ``utf-8``)
- :param str errors: handling scheme for encoding errors (defaults to ``strict``; see
- the `codecs module documentation`_ for a comprehensive list of options)
-
- .. _codecs module documentation:
- https://docs.python.org/3/library/codecs.html#codec-objects
- """
-
- transport_stream: AnyByteSendStream
- encoding: InitVar[str] = "utf-8"
- errors: str = "strict"
- _encoder: Callable[..., tuple[bytes, int]] = field(init=False)
-
- def __post_init__(self, encoding: str) -> None:
- self._encoder = codecs.getencoder(encoding)
-
- async def send(self, item: str) -> None:
- encoded = self._encoder(item, self.errors)[0]
- await self.transport_stream.send(encoded)
-
- async def aclose(self) -> None:
- await self.transport_stream.aclose()
-
- @property
- def extra_attributes(self) -> Mapping[Any, Callable[[], Any]]:
- return self.transport_stream.extra_attributes
-
-
-@dataclass(eq=False)
-class TextStream(ObjectStream[str]):
- """
- A bidirectional stream that decodes bytes to strings on receive and encodes strings
- to bytes on send.
-
- Extra attributes will be provided from both streams, with the receive stream
- providing the values in case of a conflict.
-
- :param AnyByteStream transport_stream: any bytes-based stream
- :param str encoding: character encoding to use for encoding/decoding strings to/from
- bytes (defaults to ``utf-8``)
- :param str errors: handling scheme for encoding errors (defaults to ``strict``; see
- the `codecs module documentation`_ for a comprehensive list of options)
-
- .. _codecs module documentation:
- https://docs.python.org/3/library/codecs.html#codec-objects
- """
-
- transport_stream: AnyByteStream
- encoding: InitVar[str] = "utf-8"
- errors: InitVar[str] = "strict"
- _receive_stream: TextReceiveStream = field(init=False)
- _send_stream: TextSendStream = field(init=False)
-
- def __post_init__(self, encoding: str, errors: str) -> None:
- self._receive_stream = TextReceiveStream(
- self.transport_stream, encoding=encoding, errors=errors
- )
- self._send_stream = TextSendStream(
- self.transport_stream, encoding=encoding, errors=errors
- )
-
- async def receive(self) -> str:
- return await self._receive_stream.receive()
-
- async def send(self, item: str) -> None:
- await self._send_stream.send(item)
-
- async def send_eof(self) -> None:
- await self.transport_stream.send_eof()
-
- async def aclose(self) -> None:
- await self._send_stream.aclose()
- await self._receive_stream.aclose()
-
- @property
- def extra_attributes(self) -> Mapping[Any, Callable[[], Any]]:
- return {
- **self._send_stream.extra_attributes,
- **self._receive_stream.extra_attributes,
- }