cpython/Lib/asyncio/__init__.py

84 lines
2.7 KiB
Python

"""The asyncio package, tracking PEP 3156."""
# flake8: noqa
import sys
import warnings
# This relies on each of the submodules having an __all__ variable.
from .base_events import *
from .coroutines import *
from .events import *
from .exceptions import *
from .futures import *
from .locks import *
from .protocols import *
from .runners import *
from .queues import *
from .streams import *
from .subprocess import *
from .tasks import *
from .transports import *
# Exposed for _asynciomodule.c to implement now deprecated
# Task.all_tasks() method. This function will be removed in 3.9.
from .tasks import _all_tasks_compat # NoQA
__all__ = (base_events.__all__ +
coroutines.__all__ +
events.__all__ +
exceptions.__all__ +
futures.__all__ +
locks.__all__ +
protocols.__all__ +
runners.__all__ +
queues.__all__ +
streams.__all__ +
subprocess.__all__ +
tasks.__all__ +
transports.__all__)
if sys.platform == 'win32': # pragma: no cover
from .windows_events import *
__all__ += windows_events.__all__
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}")