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gh-128639: Don't assume one thread in subinterpreter finalization with fixed daemon thread support #134606

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Merged
ZeroIntensity merged 13 commits into from
Sep 17, 2025
Merged

gh-128639: Don't assume one thread in subinterpreter finalization with fixed daemon thread support #134606

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b14aa73
Reapply "gh-128639: Don't assume one thread in subinterpreter finaliz…
ZeroIntensity May 22, 2025
91d94d9
Fix daemon thread shutdown.
ZeroIntensity May 24, 2025
a569355
Stop the runtime instead of the interpreter.
ZeroIntensity May 24, 2025
0146aec
Merge branch 'main' into fix-subinterp-thread-shutdown
ZeroIntensity May 24, 2025
f85a291
Run the daemon thread test in a subprocess.
ZeroIntensity May 25, 2025
d287d54
Update Lib/test/test_interpreters/test_api.py
ZeroIntensity May 27, 2025
fe7a342
Merge branch 'main' into fix-subinterp-thread-shutdown
ZeroIntensity May 27, 2025
193c49a
Merge branch 'main' of https://github.com/python/cpython into fix-sub…
ZeroIntensity Jun 8, 2025
62bd653
Remove broken assertion.
ZeroIntensity Jun 8, 2025
b029dd5
Avoid using list comprehensions in the tests.
ZeroIntensity Jun 13, 2025
88b1cf6
Merge branch 'main' of https://github.com/python/cpython into fix-sub…
ZeroIntensity Jul 12, 2025
a8de87c
Merge branch 'main' of https://github.com/python/cpython into fix-sub…
ZeroIntensity Sep 15, 2025
6acb265
Merge branch 'main' into fix-subinterp-thread-shutdown
ZeroIntensity Sep 17, 2025
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Stop the runtime instead of the interpreter.
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@ZeroIntensity
ZeroIntensity committed May 24, 2025
commit a5693559bdf322a2b62058b4aad1b3861fdaaf43
5 changes: 3 additions & 2 deletions Python/pylifecycle.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2449,7 +2449,8 @@ Py_EndInterpreter(PyThreadState *tstate)
_Py_FinishPendingCalls(tstate);

_PyAtExit_Call(tstate->interp);
_PyEval_StopTheWorld(interp);
_PyRuntimeState *runtime = interp->runtime;
_PyEval_StopTheWorldAll(runtime);
/* Remaining daemon threads will automatically exit
when they attempt to take the GIL (ex: PyEval_RestoreThread()). */
_PyInterpreterState_SetFinalizing(interp, tstate);
Expand All @@ -2459,7 +2460,7 @@ Py_EndInterpreter(PyThreadState *tstate)
_PyThreadState_SetShuttingDown(p);
}

_PyEval_StartTheWorld(interp);
_PyEval_StartTheWorldAll(runtime);
_PyThreadState_DeleteList(list, /*is_after_fork=*/0);

// XXX Call something like _PyImport_Disable() here?
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