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Fix signal handler after fork #7012

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Merged
youknowone merged 2 commits into from
Feb 9, 2026
Merged

Fix signal handler after fork #7012

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bcb5a3d
temp regrtest save_env patch
youknowone Feb 5, 2026
c50f6a9
Refactor signal_handlers from Option to OnceCell
youknowone Feb 8, 2026
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temp regrtest save_env patch
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@youknowone
youknowone committed Feb 9, 2026
commit bcb5a3d4a88dc7f88fce8013e24ed425b8764ad4
4 changes: 3 additions & 1 deletion Lib/test/libregrtest/save_env.py
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Expand Up @@ -240,7 +240,9 @@ def get_multiprocessing_process__dangling(self):
# Unjoined process objects can survive after process exits
multiprocessing_process._cleanup()
# This copies the weakrefs without making any strong reference
return multiprocessing_process._dangling.copy()
# TODO: RUSTPYTHON - filter out dead processes since gc doesn't clean WeakSet. Revert this line when we have a GC
# return multiprocessing_process._dangling.copy()
return {p for p in multiprocessing_process._dangling if p.is_alive()}
def restore_multiprocessing_process__dangling(self, saved):
multiprocessing_process = self.get_module('multiprocessing.process')
multiprocessing_process._dangling.clear()
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