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gh-127949: deprecate asyncio.set_event_loop_policy (#128024)

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First step towards deprecating the asyncio policy system.
This deprecates `asyncio.set_event_loop_policy` and will be removed in Python 3.16.
This commit is contained in:
Kumar Aditya 2024-12-18 11:35:29 +05:30 • committed by GitHub
parent 559b0e7013
commit 5892853fb7
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46 changed files with 81 additions and 67 deletions
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10
Lib/asyncio/events.py
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@ -8,7 +8,9 @@ __all__ = (
'AbstractEventLoopPolicy',
'AbstractEventLoop', 'AbstractServer',
'Handle', 'TimerHandle',
'get_event_loop_policy', 'set_event_loop_policy',
'get_event_loop_policy',
'_set_event_loop_policy',
'set_event_loop_policy',
'get_event_loop', 'set_event_loop', 'new_event_loop',
'_set_running_loop', 'get_running_loop',
'_get_running_loop',
@ -21,6 +23,7 @@ import socket
import subprocess
import sys
import threading
import warnings
from . import format_helpers
@ -765,7 +768,7 @@ def get_event_loop_policy():
return _event_loop_policy
def set_event_loop_policy(policy):
def _set_event_loop_policy(policy):
"""Set the current event loop policy.
If policy is None, the default policy is restored."""
@ -774,6 +777,9 @@ def set_event_loop_policy(policy):
raise TypeError(f"policy must be an instance of AbstractEventLoopPolicy or None, not '{type(policy).__name__}'")
_event_loop_policy = policy
def set_event_loop_policy(policy):
warnings._deprecated('set_event_loop_policy', remove=(3,16))
_set_event_loop_policy(policy)
def get_event_loop():
"""Return an asyncio event loop.