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📁 ..
📁 .hash
📄 __init__.py(6.77 KB)
📁 __pycache__
📄 _cparser.pxd(3.87 KB)
📄 _find_header.c(183.17 KB)
📄 _find_header.h(170 B)
📄 _find_header.pxd(68 B)
📄 _frozenlist.c(287.3 KB)
📄 _frozenlist.pyx(2.54 KB)
📄 _headers.pxi(1.96 KB)
📄 _helpers.c(207.02 KB)
📄 _helpers.pyi(202 B)
📄 _helpers.pyx(1.02 KB)
📄 _http_parser.c(987.82 KB)
📄 _http_parser.pyx(28.34 KB)
📄 _http_writer.c(208.03 KB)
📄 _http_writer.pyx(4.1 KB)
📄 _websocket.c(134.21 KB)
📄 _websocket.pyx(1.52 KB)
📄 abc.py(5.12 KB)
📄 base_protocol.py(2.64 KB)
📄 client.py(42.89 KB)
📄 client_exceptions.py(8.33 KB)
📄 client_proto.py(7.97 KB)
📄 client_reqrep.py(35.58 KB)
📄 client_ws.py(10.05 KB)
📄 connector.py(41.96 KB)
📄 cookiejar.py(11.88 KB)
📄 formdata.py(5.94 KB)
📄 frozenlist.py(1.68 KB)
📄 frozenlist.pyi(1.4 KB)
📄 hdrs.py(3.37 KB)
📄 helpers.py(22.38 KB)
📄 http.py(1.78 KB)
📄 http_exceptions.py(2.53 KB)
📄 http_parser.py(30.06 KB)
📄 http_websocket.py(24.51 KB)
📄 http_writer.py(5.22 KB)
📄 locks.py(1.19 KB)
📄 log.py(325 B)
📄 multipart.py(31.5 KB)
📄 payload.py(13.02 KB)
📄 payload_streamer.py(2.05 KB)
📄 py.typed(7 B)
📄 pytest_plugin.py(10.75 KB)
📄 resolver.py(4.5 KB)
📄 signals.py(852 B)
📄 signals.pyi(319 B)
📄 streams.py(20.05 KB)
📄 tcp_helpers.py(962 B)
📄 test_utils.py(19.78 KB)
📄 tracing.py(14.03 KB)
📄 typedefs.py(1.34 KB)
📄 web.py(17.46 KB)
📄 web_app.py(16.65 KB)
📄 web_exceptions.py(9.87 KB)
📄 web_fileresponse.py(8.81 KB)
📄 web_log.py(7.32 KB)
📄 web_middlewares.py(4.09 KB)
📄 web_protocol.py(22.71 KB)
📄 web_request.py(25.83 KB)
📄 web_response.py(25.59 KB)
📄 web_routedef.py(5.97 KB)
📄 web_runner.py(10.93 KB)
📄 web_server.py(2.01 KB)
📄 web_urldispatcher.py(38.61 KB)
📄 web_ws.py(16.39 KB)
📄 worker.py(7.83 KB)

Editing: http_writer.py

"""Http related parsers and protocol."""

import asyncio
import collections
import zlib
from typing import Any, Awaitable, Callable, Optional, Union  # noqa

from multidict import CIMultiDict

from .abc import AbstractStreamWriter
from .base_protocol import BaseProtocol
from .helpers import NO_EXTENSIONS

__all__ = ("StreamWriter", "HttpVersion", "HttpVersion10", "HttpVersion11")

HttpVersion = collections.namedtuple("HttpVersion", ["major", "minor"])
HttpVersion10 = HttpVersion(1, 0)
HttpVersion11 = HttpVersion(1, 1)

_T_OnChunkSent = Optional[Callable[[bytes], Awaitable[None]]]

class StreamWriter(AbstractStreamWriter):
    def __init__(
        self,
        protocol: BaseProtocol,
        loop: asyncio.AbstractEventLoop,
        on_chunk_sent: _T_OnChunkSent = None,
    ) -> None:
        self._protocol = protocol
        self._transport = protocol.transport

self.loop = loop
        self.length = None
        self.chunked = False
        self.buffer_size = 0
        self.output_size = 0

self._eof = False
        self._compress = None  # type: Any
        self._drain_waiter = None

self._on_chunk_sent = on_chunk_sent  # type: _T_OnChunkSent

@property
    def transport(self) -> Optional[asyncio.Transport]:
        return self._transport

@property
    def protocol(self) -> BaseProtocol:
        return self._protocol

def enable_chunking(self) -> None:
        self.chunked = True

def enable_compression(self, encoding: str = "deflate") -> None:
        zlib_mode = 16 + zlib.MAX_WBITS if encoding == "gzip" else zlib.MAX_WBITS
        self._compress = zlib.compressobj(wbits=zlib_mode)

def _write(self, chunk: bytes) -> None:
        size = len(chunk)
        self.buffer_size += size
        self.output_size += size

if self._transport is None or self._transport.is_closing():
            raise ConnectionResetError("Cannot write to closing transport")
        self._transport.write(chunk)

async def write(
        self, chunk: bytes, *, drain: bool = True, LIMIT: int = 0x10000
    ) -> None:
        """Writes chunk of data to a stream.

write_eof() indicates end of stream.
        writer can't be used after write_eof() method being called.
        write() return drain future.
        """
        if self._on_chunk_sent is not None:
            await self._on_chunk_sent(chunk)

if isinstance(chunk, memoryview):
            if chunk.nbytes != len(chunk):
                # just reshape it
                chunk = chunk.cast("c")

if self._compress is not None:
            chunk = self._compress.compress(chunk)
            if not chunk:
                return

if self.length is not None:
            chunk_len = len(chunk)
            if self.length >= chunk_len:
                self.length = self.length - chunk_len
            else:
                chunk = chunk[: self.length]
                self.length = 0
                if not chunk:
                    return

if chunk:
            if self.chunked:
                chunk_len_pre = ("%x\r\n" % len(chunk)).encode("ascii")
                chunk = chunk_len_pre + chunk + b"\r\n"

self._write(chunk)

if self.buffer_size > LIMIT and drain:
                self.buffer_size = 0
                await self.drain()

async def write_headers(
        self, status_line: str, headers: "CIMultiDict[str]"
    ) -> None:
        """Write request/response status and headers."""
        # status + headers
        buf = _serialize_headers(status_line, headers)
        self._write(buf)

async def write_eof(self, chunk: bytes = b"") -> None:
        if self._eof:
            return

if chunk and self._on_chunk_sent is not None:
            await self._on_chunk_sent(chunk)

if self._compress:
            if chunk:
                chunk = self._compress.compress(chunk)

chunk = chunk + self._compress.flush()
            if chunk and self.chunked:
                chunk_len = ("%x\r\n" % len(chunk)).encode("ascii")
                chunk = chunk_len + chunk + b"\r\n0\r\n\r\n"
        else:
            if self.chunked:
                if chunk:
                    chunk_len = ("%x\r\n" % len(chunk)).encode("ascii")
                    chunk = chunk_len + chunk + b"\r\n0\r\n\r\n"
                else:
                    chunk = b"0\r\n\r\n"

if chunk:
            self._write(chunk)

await self.drain()

self._eof = True
        self._transport = None

async def drain(self) -> None:
        """Flush the write buffer.

The intended use is to write

await w.write(data)
          await w.drain()
        """
        if self._protocol.transport is not None:
            await self._protocol._drain_helper()

def _py_serialize_headers(status_line: str, headers: "CIMultiDict[str]") -> bytes:
    line = (
        status_line
        + "\r\n"
        + "".join([k + ": " + v + "\r\n" for k, v in headers.items()])
    )
    return line.encode("utf-8") + b"\r\n"

_serialize_headers = _py_serialize_headers

try:
    import aiohttp._http_writer as _http_writer  # type: ignore

_c_serialize_headers = _http_writer._serialize_headers
    if not NO_EXTENSIONS:
        _serialize_headers = _c_serialize_headers
except ImportError:
    pass

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Editing: http_writer.py

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