gh-157579: Fix race condition in the cleanup of `tempfile.TemporaryDirectory` - #157580

Merged

encukou merged 22 commits into

python:mainfrom

StanFromIreland:tempfile-toctou-2

Sep 29, 2026

Commits on Aug 14, 2026

Fix `tempfile.TemporaryDirectory` cleanup race condition
StanFromIreland
committed
ff74078

Commits on Aug 26, 2026

Pass descriptors to `onexc` instead of re-walking
StanFromIreland
committed
0fd04ae

Commits on Aug 28, 2026

Petr's review
StanFromIreland
committed
55c0c1f

Commits on Sep 1, 2026

Add regression check for _rmtree_use_dir_fd=True
encukou
committed
b4c1865
Avoid infinite recursion if directory removal fails
encukou
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51c9c6a
Bring back chmod by name (avoid regression); use LBYL
encukou
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bbbb669
Bring back chmod(open(nofollow))
encukou
committed
a9a993e
Add warning for Windows
encukou
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f524182
Use lstat; check for it
encukou
committed
d4e5045
Test that cleanup() does not chmod the parent directory
encukou
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4a9eb37
Catch OSError on ignore_errors
encukou
committed
4a2ab25

Commits on Sep 8, 2026

Apply suggestion from @StanFromIreland

encukou
and
StanFromIreland
authored
99c6f63
Match else: to try:, and don't catch AttributeError
encukou
committed
ffcf4bb

Commits on Sep 15, 2026

Use new issue number.
StanFromIreland
committed
7994121
Merge branch 'main' into tempfile-toctou-2
StanFromIreland
authored
10c4541
Add WASI skip
StanFromIreland
committed
a837624

Commits on Sep 17, 2026

Update Lib/test/test_tempfile.py

StanFromIreland
and
encukou
authored
4baeeb1
Revert "Update Lib/test/test_tempfile.py"
StanFromIreland
committed
c12bec3
Make dir1 writeable before rename
StanFromIreland
committed
de46e06

Commits on Sep 22, 2026

Add skip for Emscripten
StanFromIreland
committed
d8aab2b
Fix case
encukou
authored
9992aae
Merge branch 'main' into tempfile-toctou-2
encukou
authored
7568089