10000 gh-114763: Protect lazy loading modules from attribute access race by effigies · Pull Request #114781 · python/cpython · GitHub
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gh-114763: Protect lazy loading modules from attribute access race #114781

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Merged
merged 12 commits into from
Feb 24, 2024
Merged

gh-114763: Protect lazy loading modules from attribute access race #114781

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d57f4eb
gh-114763: Protect lazy loading modules from attribute access race
effigies Jan 31, 2024
3db717c
TEST: Reproduce gh-114763
effigies Jan 31, 2024
5424d0c
Add new blurb
effigies Jan 31, 2024
96c08c5
Improve comments around the branching
effigies Feb 1, 2024
3642ddc
TEST: Use TestCase.assert* methods
effigies Feb 1, 2024
46238e5
Merge branch 'main' into fix-issue-114763
brettcannon Feb 6, 2024
6accf0c
Apply suggestions from code review
effigies Feb 17, 2024
bb2292f
TEST: Require working threading for test_module_load_race
effigies Feb 17, 2024
57fe084
Move threading import to module level of importlib.util
effigies Feb 17, 2024
40383a0
Make is_loading a bool instead of Event
effigies Feb 17, 2024
6322dd6
Merge branch 'main' into fix-issue-114763
effigies Feb 23, 2024
023d65d
Merge branch 'main' into fix-issue-114763
brettcannon Feb 23, 2024
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@effigies
effigies committed Feb 5, 2024
commit 5424d0c1c8be0a3ff296ed397b92e3412b098d0e
3 changes: 3 additions & 0 deletions Misc/NEWS.d/next/Library/2024-01-30-23-28-29.gh-issue-114763.BRjKkg.rst
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Protect modules loaded with :class:`importlib.util.LazyLoader` from race
conditions when multiple threads try to access attributes before the loading
is complete.
0