[issue44116] The _csv module can't be garbage-collected after _csv.register_dialect is called

[Petr Viktorin]

Petr Viktorin <encukou at gmail.com> added the comment:

The urllib.request one was caused by _hashlib, see GH-26072.

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stage: patch review -> 

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue44116>
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