[issue37788] fix for bpo-36402 (threading._shutdown() race condition) causes reference leak

Change by Victor Vorobev : -- nosy: +victorvorobev nosy_count: 15.0 -> 16.0 pull_requests: +26659 pull_request: https://github.com/python/cpython/pull/28239 ___ Python tracker <https://bugs.python.org/issu

[issue45137] Fix for bpo-37788 was not backported to Python3.8

Change by Victor Vorobev : -- stage: -> resolved status: open -> closed ___ Python tracker <https://bugs.python.org/issue45137> ___ ___ Python-bugs-list

[issue45137] Fix for bpo-37788 was not backported to Python3.8

New submission from Victor Vorobev : There is a [fix](https://github.com/python/cpython/pull/26103) for [bpo-37788](https://bugs.python.org/issue37788), but automatic backport to 3.8 branch [have failed](https://github.com/python/cpython/pull/26103#issuecomment-841460885), and it looks like