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gh-86918: Fix file descriptor leaking in multiprocessing.Queue #112900

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LorewalkerZhou
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@LorewalkerZhou LorewalkerZhou commented Dec 9, 2023

If don't put data in multiprocessing.Queue and directly close the queue, queue._reader and queue._writer wouldn't be closd.

Python 3.13.0a2+ (heads/fix-issue-86918:14203efdc5, Dec  9 2023, 22:01:44) [Clang 15.0.0 (clang-1500.0.40.1)] on darwin
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>>> import multiprocessing
>>> q = multiprocessing.Queue()
>>> q.close()
>>> q.join_thread()
>>> q._reader.closed
True
>>> q._writer.closed
True
>>>

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ghost commented Dec 9, 2023

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bedevere-app bot commented Dec 9, 2023

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@rhettinger rhettinger removed their request for review December 10, 2023 21:51
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