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gh-156762: Fix tp_clear slot signature for operator.methodcaller #156769

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Merged
vstinner merged 6 commits into from
Sep 13, 2026
Merged

gh-156762: Fix tp_clear slot signature for operator.methodcaller #156769

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f7c623b
Fix tp_clear slot signature for operator.methodcaller
ashm-dev Sep 1, 2026
482f455
Merge branch 'main' into issue-156762
ashm-dev Sep 1, 2026
076c0cd
test(operator): cover methodcaller cyclic GC
ashm-dev Sep 11, 2026
73d41a9
Update Lib/test/test_operator.py
ashm-dev Sep 13, 2026
50f96fa
chore(news): move methodcaller entry to Core_and_Builtins
ashm-dev Sep 13, 2026
d5da6f3
Merge branch 'main' into issue-156762
vstinner Sep 13, 2026
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test(operator): cover methodcaller cyclic GC
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@ashm-dev
ashm-dev committed Sep 11, 2026
commit 076c0cde578d1365e28460bf361a33c6caf035e7
15 changes: 15 additions & 0 deletions Lib/test/test_operator.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@
import inspect
import pickle
import sys
import weakref
from decimal import Decimal
from fractions import Fraction

Expand Down Expand Up @@ -511,6 +512,20 @@ def return_arguments(self, *args, **kwds):
f = operator.methodcaller('return_arguments', *many_positional_arguments, **many_kw_arguments)
self.assertEqual(f(a), (many_positional_arguments, many_kw_arguments))

def test_methodcaller_cyclic_gc(self):
operator = self.module
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class C:
pass

c = C()
ref = weakref.ref(c)
c.m = operator.methodcaller('foo', c)
del c

support.gc_collect()
self.assertIsNone(ref())

def test_inplace(self):
operator = self.module
class C(object):
Expand Down
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