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bpo-36668: FIX reuse semaphore tracker for child processes #5172

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Merged
pitrou merged 12 commits into from
Apr 24, 2019
Merged

bpo-36668: FIX reuse semaphore tracker for child processes #5172

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d77cd4a
FIX reuse semaphore tracker for child processes
tomMoral Jan 13, 2018
398216f
FIX typo in spawn.prepare
tomMoral Feb 24, 2018
87964fc
TST add test for reused semtracker + CLN unused code
tomMoral Apr 6, 2018
49e96f1
DOC add what's new
tomMoral Apr 6, 2018
d9b23e1
ENH test check pid of semaphore_tracker
tomMoral Mar 15, 2019
b61bba2
FIX dangling process in test_sem_tracker
tomMoral Mar 17, 2019
96cb643
CLN correctly avoid dangling processes
tomMoral Mar 18, 2019
cbfefd1
CLN improve docstring for _check_alive in semaphore_tracker
ZackerySpytz Apr 11, 2019
8f8e82f
CLN improve tests and avoid passing unused variables
tomMoral Apr 19, 2019
9a5c94e
FIX semaphore_tracker for the fork context
tomMoral Apr 19, 2019
ada8a9d
ENH more robust sem_tracker.ensure_running
tomMoral Apr 24, 2019
f6d6a31
DBG trigger appveyor
tomMoral Apr 24, 2019
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ENH more robust sem_tracker.ensure_running
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@tomMoral
tomMoral committed Apr 24, 2019
commit ada8a9d4ec8e51728c65236e7f17a5739103098c
2 changes: 1 addition & 1 deletion Lib/multiprocessing/semaphore_tracker.py
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Original file line number Diff line number Diff line change
Expand Up @@ -108,7 +108,7 @@ def _check_alive(self):
# We cannot use send here as it calls ensure_running, creating
# a cycle.
os.write(self._fd, b'PROBE:0\n')
except BrokenPipeError:
except OSError:
return False
else:
return True
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