From 12cf076118570eebbff08c6b3090e0d4798447a1 Mon Sep 17 00:00:00 2001 From: cyfraeviolae Date: Wed, 3 Apr 2024 03:17:55 -0400 Subject: no venv --- .../site-packages/anyio/streams/buffered.py | 119 --------------------- 1 file changed, 119 deletions(-) delete mode 100644 venv/lib/python3.11/site-packages/anyio/streams/buffered.py (limited to 'venv/lib/python3.11/site-packages/anyio/streams/buffered.py') diff --git a/venv/lib/python3.11/site-packages/anyio/streams/buffered.py b/venv/lib/python3.11/site-packages/anyio/streams/buffered.py deleted file mode 100644 index f5d5e83..0000000 --- a/venv/lib/python3.11/site-packages/anyio/streams/buffered.py +++ /dev/null @@ -1,119 +0,0 @@ -from __future__ import annotations - -from collections.abc import Callable, Mapping -from dataclasses import dataclass, field -from typing import Any - -from .. import ClosedResourceError, DelimiterNotFound, EndOfStream, IncompleteRead -from ..abc import AnyByteReceiveStream, ByteReceiveStream - - -@dataclass(eq=False) -class BufferedByteReceiveStream(ByteReceiveStream): - """ - Wraps any bytes-based receive stream and uses a buffer to provide sophisticated - receiving capabilities in the form of a byte stream. - """ - - receive_stream: AnyByteReceiveStream - _buffer: bytearray = field(init=False, default_factory=bytearray) - _closed: bool = field(init=False, default=False) - - async def aclose(self) -> None: - await self.receive_stream.aclose() - self._closed = True - - @property - def buffer(self) -> bytes: - """The bytes currently in the buffer.""" - return bytes(self._buffer) - - @property - def extra_attributes(self) -> Mapping[Any, Callable[[], Any]]: - return self.receive_stream.extra_attributes - - async def receive(self, max_bytes: int = 65536) -> bytes: - if self._closed: - raise ClosedResourceError - - if self._buffer: - chunk = bytes(self._buffer[:max_bytes]) - del self._buffer[:max_bytes] - return chunk - elif isinstance(self.receive_stream, ByteReceiveStream): - return await self.receive_stream.receive(max_bytes) - else: - # With a bytes-oriented object stream, we need to handle any surplus bytes - # we get from the receive() call - chunk = await self.receive_stream.receive() - if len(chunk) > max_bytes: - # Save the surplus bytes in the buffer - self._buffer.extend(chunk[max_bytes:]) - return chunk[:max_bytes] - else: - return chunk - - async def receive_exactly(self, nbytes: int) -> bytes: - """ - Read exactly the given amount of bytes from the stream. - - :param nbytes: the number of bytes to read - :return: the bytes read - :raises ~anyio.IncompleteRead: if the stream was closed before the requested - amount of bytes could be read from the stream - - """ - while True: - remaining = nbytes - len(self._buffer) - if remaining <= 0: - retval = self._buffer[:nbytes] - del self._buffer[:nbytes] - return bytes(retval) - - try: - if isinstance(self.receive_stream, ByteReceiveStream): - chunk = await self.receive_stream.receive(remaining) - else: - chunk = await self.receive_stream.receive() - except EndOfStream as exc: - raise IncompleteRead from exc - - self._buffer.extend(chunk) - - async def receive_until(self, delimiter: bytes, max_bytes: int) -> bytes: - """ - Read from the stream until the delimiter is found or max_bytes have been read. - - :param delimiter: the marker to look for in the stream - :param max_bytes: maximum number of bytes that will be read before raising - :exc:`~anyio.DelimiterNotFound` - :return: the bytes read (not including the delimiter) - :raises ~anyio.IncompleteRead: if the stream was closed before the delimiter - was found - :raises ~anyio.DelimiterNotFound: if the delimiter is not found within the - bytes read up to the maximum allowed - - """ - delimiter_size = len(delimiter) - offset = 0 - while True: - # Check if the delimiter can be found in the current buffer - index = self._buffer.find(delimiter, offset) - if index >= 0: - found = self._buffer[:index] - del self._buffer[: index + len(delimiter) :] - return bytes(found) - - # Check if the buffer is already at or over the limit - if len(self._buffer) >= max_bytes: - raise DelimiterNotFound(max_bytes) - - # Read more data into the buffer from the socket - try: - data = await self.receive_stream.receive() - except EndOfStream as exc: - raise IncompleteRead from exc - - # Move the offset forward and add the new data to the buffer - offset = max(len(self._buffer) - delimiter_size + 1, 0) - self._buffer.extend(data) -- cgit v1.2.3