[issue43293] Move note about GIL to top of threading module

New submission from Guanzhong Chen : The note about the GIL is buried pretty deep in the threading documentation, and this makes it hard for first time users to discover why their attempts at using threading to parallelizing their application did not work. This used to be the case in the old

[issue43293] Move note about GIL to top of threading module

Change by Guanzhong Chen : -- keywords: +patch pull_requests: +23406 stage: -> patch review pull_request: https://github.com/python/cpython/pull/24622 ___ Python tracker <https://bugs.python.org/issu