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bpo-38242: Revert "bpo-36889: Merge asyncio streams (GH-13251)" (#16482)

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See https://bugs.python.org/issue38242 for more details
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Yury Selivanov 2019-09-29 21:59:55 -07:00 • committed by GitHub
parent 3667e1ee6c
commit 6758e6e12a
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13 changed files with 381 additions and 2755 deletions
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38
Lib/asyncio/__init__.py
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@ -3,7 +3,6 @@
# flake8: noqa
import sys
import warnings
# This relies on each of the submodules having an __all__ variable.
from .base_events import *
@ -44,40 +43,3 @@ if sys.platform == 'win32': # pragma: no cover
else:
from .unix_events import * # pragma: no cover
__all__ += unix_events.__all__
__all__ += ('StreamReader', 'StreamWriter', 'StreamReaderProtocol') # deprecated
def __getattr__(name):
global StreamReader, StreamWriter, StreamReaderProtocol
if name == 'StreamReader':
warnings.warn("StreamReader is deprecated since Python 3.8 "
"in favor of Stream, and scheduled for removal "
"in Python 3.10",
DeprecationWarning,
stacklevel=2)
from .streams import StreamReader as sr
StreamReader = sr
return StreamReader
if name == 'StreamWriter':
warnings.warn("StreamWriter is deprecated since Python 3.8 "
"in favor of Stream, and scheduled for removal "
"in Python 3.10",
DeprecationWarning,
stacklevel=2)
from .streams import StreamWriter as sw
StreamWriter = sw
return StreamWriter
if name == 'StreamReaderProtocol':
warnings.warn("Using asyncio internal class StreamReaderProtocol "
"is deprecated since Python 3.8 "
" and scheduled for removal "
"in Python 3.10",
DeprecationWarning,
stacklevel=2)
from .streams import StreamReaderProtocol as srp
StreamReaderProtocol = srp
return StreamReaderProtocol
raise AttributeError(f"module {__name__} has no attribute {name}")