[issue31234] Make support.threading_cleanup() stricter

[STINNER Victor]

STINNER Victor added the comment:

Source_ModuleLockAsRLockTests.test_different_thread() of test.test_importlib.test_locks failed:

http://buildbot.python.org/all/builders/x86-64%20El%20Capitan%203.x/builds/758/steps/test/logs/stdio

test_different_thread (test.test_importlib.test_locks.Source_ModuleLockAsRLockTests) ... Warning -- threading_cleanup() failed to cleanup 1 threads (count: 1, dangling: 1)
Dangling thread: <_MainThread(MainThread, started 140735235059712)>
ok

----------

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue31234>
_______________________________________