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

[Petr Viktorin]

Change by Petr Viktorin <encukou at gmail.com>:


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pull_requests: +29101
pull_request: https://github.com/python/cpython/pull/30922

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue45703>
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