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bpo-40221: Update ForkAwareThreadLock to use _at_fork_reinit #19477

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Merged
merged 2 commits into from
Apr 14, 2020
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bpo-40221: Update ForkAwareThreadLock to use _at_fork_reinit #19477

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2e9b564
bpo-40221: Update ForkAwareThreadLock to use _at_fork_reinit
corona10 Apr 11, 2020
24c5e51
bpo-40221: Update
corona10 Apr 14, 2020
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8 changes: 4 additions & 4 deletions Lib/multiprocessing/util.py
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Original file line number Diff line number Diff line change
Expand Up @@ -367,13 +367,13 @@ def _exit_function(info=info, debug=debug, _run_finalizers=_run_finalizers,

class ForkAwareThreadLock(object):
def __init__(self):
self._reset()
register_after_fork(self, ForkAwareThreadLock._reset)

def _reset(self):
self._lock = threading.Lock()
self.acquire = self._lock.acquire
self.release = self._lock.release
register_after_fork(self, ForkAwareThreadLock._at_fork_reinit)

def _at_fork_reinit(self):
self._lock._at_fork_reinit()

def __enter__(self):
return self._lock.__enter__()
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