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bpo-26133: Dont unsubscribe signals in UNIX even loop on interpreter shutdown (GH-4956) (#4962)

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(cherry picked from commit 4a02543cf9)
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Miss Islington (bot) 2017-12-21 09:42:32 -08:00 • committed by Andrew Svetlov
parent fdb148f949
commit 3bc68cff5b
2 changed files with 9 additions and 2 deletions
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6
Lib/asyncio/unix_events.py
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@ -61,8 +61,14 @@ class _UnixSelectorEventLoop(selector_events.BaseSelectorEventLoop):
def close(self): def close(self):
super().close() super().close()
if not sys.is_finalizing():
for sig in list(self._signal_handlers): for sig in list(self._signal_handlers):
self.remove_signal_handler(sig) self.remove_signal_handler(sig)
else:
warinigs.warn(f"Closing the loop {self!r} on interpreter shutdown "
f"stage, signal unsubsription is disabled",
ResourceWarning,
source=self)
def _process_self_data(self, data): def _process_self_data(self, data):
for signum in data: for signum in data:

1
Misc/NEWS.d/next/Library/2017-12-21-11-08-42.bpo-26133.mt81QV.rst Normal file
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@ -0,0 +1 @@
Don't unsubscribe signals in asyncio UNIX event loop on interpreter shutdown.