10000 gh-136003: Execute pre-finalization callbacks in a loop by ZeroIntensity · Pull Request #136004 · python/cpython · GitHub
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gh-136003: Execute pre-finalization callbacks in a loop #136004

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gh-136003: Execute pre-finalization callbacks in a loop #136004

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354e6b5
Execute early finalization handlers in a loop
ZeroIntensity Jun 26, 2025
3090524
Store Py_MAX result in a variable.
ZeroIntensity Jun 26, 2025
43038b8
Add a test in test_atexit.
ZeroIntensity Jun 26, 2025
8d4151c
Deal with it in Py_EndInterpreter() as well.
ZeroIntensity Jun 26, 2025
add4d33
Add a blurb entry.
ZeroIntensity Jun 26, 2025
3edc3a8
Check the return code in the test.
ZeroIntensity Jun 26, 2025
ec57918
Add a test for pending calls.
ZeroIntensity Jun 26, 2025
970153b
Fix tests on Windows.
ZeroIntensity Jun 26, 2025
cfd62b8
Use os.linesep.
ZeroIntensity Jul 3, 2025
859070f
Use an RW lock instead of a counter.
ZeroIntensity Jul 3, 2025
37098a0
Merge branch 'main' of https://github.com/python/cpython into fix-cir…
ZeroIntensity Jul 3, 2025
8a1aa13
Remove more counters.
ZeroIntensity Jul 3, 2025
cbcd552
Remove old artifacts (again).
ZeroIntensity Jul 9, 2025
54613a1
Final time removing artifacts.
ZeroIntensity Jul 9, 2025
9ccdb5f
(I lied)
ZeroIntensity Jul 9, 2025
9cd75b7
Atomically check if there are threads, atexit callbacks, or pending c…
ZeroIntensity Jul 9, 2025
1360059
Remove stray newline change.
ZeroIntensity Jul 9, 2025
475538a
Add a test for atexit with subinterpreters.
ZeroIntensity Jul 10, 2025
a794188
Check for os.pipe() in the test.
ZeroIntensity Jul 10, 2025
2dda7a4
Rely on stop-the-world and the GIL instead of a dedicated RW mutex.
ZeroIntensity Jul 10, 2025
f1460af
Serialize pending calls via the ceval mutex.
ZeroIntensity Jul 10, 2025
1e1301d
Only check for non-daemon threads at finalization.
ZeroIntensity Jul 10, 2025
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Check the return code in the test.
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@ZeroIntensity
ZeroIntensity committed Jun 26, 2025
commit 3edc3a80a5de3d5599a7f2cf2de72722f238161f
3 changes: 2 additions & 1 deletion Lib/test/test_atexit.py
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Original file line number Diff line number Diff line change
Expand Up @@ -97,7 +97,8 @@ def start_thread():
threading.Thread(target=run).start()
"""

_, stdout, stderr = script_helper.assert_python_ok("-c", textwrap.dedent(source))
return_code, stdout, stderr = script_helper.assert_python_ok("-c", textwrap.dedent(source))
self.assertEqual(return_code, 0)
self.assertEqual(stderr, b"")
self.assertEqual(stdout, b"24\n42\n")

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