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Issue #13502: threading: Fix a race condition in Event.wait() that made it

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return False when the event was set and cleared right after.
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Charles-François Natali 2012-01-07 18:26:39 +01:00
commit 61d28d6a74
4 changed files with 27 additions and 5 deletions
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6
Doc/library/threading.rst
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@ -804,8 +804,10 @@ An event object manages an internal flag that can be set to true with the
floating point number specifying a timeout for the operation in seconds
(or fractions thereof).
This method returns the internal flag on exit, so it will always return
``True`` except if a timeout is given and the operation times out.
This method returns true if and only if the internal flag has been set to
true, either before the wait call or after the wait starts, so it will
always return ``True`` except if a timeout is given and the operation
times out.
.. versionchanged:: 3.1
Previously, the method always returned ``None``.