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[3.9] bpo-40550: Fix time-of-check/time-of-action issue in subprocess.Popen.send_signal. (GH-20010)#23439

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miss-islington merged 1 commit intopython:3.9frommiss-islington:backport-01a202a-3.9

Nov 21, 2020

Merged

[3.9] bpo-40550: Fix time-of-check/time-of-action issue in subprocess.Popen.send_signal. (GH-20010)#23439

miss-islington merged 1 commit intopython:3.9frommiss-islington:backport-01a202a-3.9

Nov 21, 2020

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miss-islington commentedNov 21, 2020•
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send_signal() now swallows the exception if the process it thought was still alive winds up not to exist anymore (always a plausible race condition despite the checks).

Co-authored-by: Gregory P. Smithgreg@krypto.org
(cherry picked from commit01a202a)

Co-authored-by: Filipe Laínslains@archlinux.org

https://bugs.python.org/issue40550

Automerge-Triggered-By: GH:gpshead

bpo-40550: Fix time-of-check/time-of-action issue in subprocess.Popen…

3f1fbdc

….send_signal. (pythonGH-20010)send_signal() now swallows the exception if the process it thought was still alive winds up not to exist anymore (always a plausible race condition despite the checks).Co-authored-by: Gregory P. Smith <greg@krypto.org>(cherry picked from commit01a202a)Co-authored-by: Filipe Laíns <lains@archlinux.org>