[issue41739] test_logging: test_race_between_set_target_and_flush() leaks threads (threading_cleanup() failed to cleanup ...)

[STINNER Victor]

Change by STINNER Victor <vstinner at python.org>:


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pull_requests: +21632
pull_request: https://github.com/python/cpython/pull/22656

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue41739>
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