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gh-128639: Don't assume one thread in subinterpreter finalization #128640

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Merged
ericsnowcurrently merged 17 commits into from
May 19, 2025
Merged

gh-128639: Don't assume one thread in subinterpreter finalization #128640

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025cc17
Fix subinterpreter cleanup.
ZeroIntensity Jan 8, 2025
eea3ba9
Add and fix tests.
ZeroIntensity Jan 8, 2025
149e0cf
Add blurb
ZeroIntensity Jan 8, 2025
1761c37
Fix threading tests.
ZeroIntensity Jan 8, 2025
8febfbf
Fix test_embed.
ZeroIntensity Jan 8, 2025
5a73ce1
Remove buggy test.
ZeroIntensity Jan 8, 2025
a7cc3fe
Skip flaky test.
ZeroIntensity Jan 8, 2025
7c44c0b
Add an assertion.
ZeroIntensity Feb 4, 2025
6551bfa
Remove stray newline.
ZeroIntensity Feb 5, 2025
f19e28d
Add another assertion.
ZeroIntensity Feb 5, 2025
02da72a
Merge branch 'main' into subinterpreter-thread-shutdown
ZeroIntensity Feb 7, 2025
a759540
Merge branch 'main' of https://github.com/python/cpython into subinte…
ZeroIntensity Mar 28, 2025
76e4ec9
Use new is_after_fork parameter
ZeroIntensity Mar 28, 2025
1555731
Apply suggestions from code review
ZeroIntensity May 19, 2025
d61099e
Move call to finalize_subinterpreters()
ZeroIntensity May 19, 2025
09851dc
Unskip the threading test.
ZeroIntensity May 19, 2025
b223396
Add a comment for the test.
ZeroIntensity May 19, 2025
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Add a comment for the test.
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@ZeroIntensity
ZeroIntensity committed May 19, 2025
commit b223396f18b28003abefc6491abab5961c56fe6b
4 changes: 4 additions & 0 deletions Lib/test/test_interpreters/test_api.py
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Expand Up @@ -652,6 +652,10 @@ def test_remaining_threads(self):

FINISHED = b'F'

# It's unlikely, but technically speaking, it's possible
# that the thread could've finished before interp.close() is
# reached, so this test might not properly exercise the case.
# However, it's quite unlikely and I'm too lazy to deal with it.
interp = interpreters.create()
interp.exec(f"""if True:
import os
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