[New-bugs-announce] [issue30891] Sometimes, test_concurrency() of test_import fails with AttributeError: module 'package' has no attribute 'submodule' on AMD64 Windows8.1 Refleaks 3.6

[STINNER Victor]

New submission from STINNER Victor:

1:36:32 [224/405/1] test_import failed -- running: test_mmap (2236 sec), test_io (2529 sec), test_venv (1437 sec)
beginning 6 repetitions
123456
.....test test_import failed -- Traceback (most recent call last):
  File "D:\buildarea\3.6.ware-win81-release.refleak\build\lib\test\test_import\__init__.py", line 377, in test_concurrency
    raise exc
  File "D:\buildarea\3.6.ware-win81-release.refleak\build\lib\test\test_import\__init__.py", line 362, in run
    import package
  File "D:\buildarea\3.6.ware-win81-release.refleak\build\lib\test\test_import\data\package\__init__.py", line 2, in <module>
    package.submodule
AttributeError: module 'package' has no attribute 'submodule'

----------
components: Tests, Windows
messages: 298044
nosy: haypo, paul.moore, steve.dower, tim.golden, zach.ware
priority: normal
severity: normal
status: open
title: Sometimes, test_concurrency() of test_import fails with AttributeError: module 'package' has no attribute 'submodule' on AMD64 Windows8.1 Refleaks 3.6
versions: Python 3.7

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue30891>
_______________________________________