[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

Change by Petr Viktorin : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed ___ Python tracker ___

[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

miss-islington added the comment: New changeset 8d239bfdcc98f4e4a592d9cda569380a9c15a5c0 by Petr Viktorin in branch '3.9': [3.9] bpo-45703: Invalidate _NamespacePath cache on importlib.invalidate_cache (GH-29384) (GH-30922) (GH-31076)

[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

Change by Petr Viktorin : -- pull_requests: +29260 pull_request: https://github.com/python/cpython/pull/31076 ___ Python tracker ___

[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

miss-islington added the comment: New changeset 5c39e474dbd61397c2ff877fa17d742bf4646702 by Petr Viktorin in branch '3.10': [3.10] bpo-45703: Invalidate _NamespacePath cache on importlib.invalidate_cache (GH-29384) (GH-30922)

[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

Petr Viktorin added the comment: Embarassingly, it seems it bust needs regen-importlib, at least for 3.10 -- ___ Python tracker ___

[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

Change by Petr Viktorin : -- pull_requests: +29101 pull_request: https://github.com/python/cpython/pull/30922 ___ Python tracker ___

[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

STINNER Victor added the comment: The automated backport to Python 3.9 failed. Miro asked me to close the PR: https://github.com/python/cpython/pull/29964 Can someone backport the fix to 3.9? (create a PR) -- ___ Python tracker

[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

Petr Viktorin added the comment: Sadly, the backport is non-trivial. I'm putting on my TODO list, but I doubt I'll get to it soon :( -- ___ Python tracker ___

[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

Change by miss-islington : -- pull_requests: +28189 pull_request: https://github.com/python/cpython/pull/29964 ___ Python tracker ___

[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

Miro Hrončok added the comment: I consider it a bugfix. I don't expect users to rely on the previous behavior and be surprised by the new, but yet I know https://xkcd.com/1172/ very well. -- ___ Python tracker

[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

Petr Viktorin added the comment: Now, is this a bugfix, or a new feature? I lean toward calling it a bugfix and backporting to earlier versions. -- ___ Python tracker ___

[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

miss-islington added the comment: New changeset ae1965ccb4b1fad63fab40fe8805d1b8247668d3 by Miro Hrončok in branch 'main': bpo-45703: Invalidate _NamespacePath cache on importlib.invalidate_ca… (GH-29384) https://github.com/python/cpython/commit/ae1965ccb4b1fad63fab40fe8805d1b8247668d3

[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

Change by STINNER Victor : -- nosy: +vstinner ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

Change by Miro Hrončok : -- components: +Library (Lib) ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

Miro Hrončok added the comment: The PR is now ready for review. -- ___ Python tracker ___ ___ Python-bugs-list mailing list

[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

Change by Miro Hrončok : -- keywords: +patch pull_requests: +27642 stage: -> patch review pull_request: https://github.com/python/cpython/pull/29384 ___ Python tracker ___

[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

Miro Hrončok added the comment: I have a fix in mind, will submit a draft pull request without tests shortly, continue with the tests later. -- ___ Python tracker ___

[issue45703] importlib.invalidate_caches() does not invalidate _NamespacePath's _last_parent_path-based cache

New submission from Miro Hrončok : Recently, when debugging a weird problem (see https://bugzilla.redhat.com/show_bug.cgi?id=2018551 for details if interested, but not important for this issue), I've realized that the _NamespacePath class (from importlib/_bootstrap_external.py) has a cache