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[3.12] gh-126220: Fix crash on calls to _lsprof.Profiler methods with 0 args (backportable) (GH-126271) (#126311)

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gh-126220: Fix crash on calls to `_lsprof.Profiler` methods with 0 args (backportable) (GH-126271)
(cherry picked from commit 28b148fb32)

Co-authored-by: sobolevn <mail@sobolevn.me>
Co-authored-by: Erlend E. Aasland <erlend.aasland@protonmail.com>
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Miss Islington (bot) 2024-11-01 23:18:50 +01:00 • committed by GitHub
parent ce5bb3ca85
commit b5c19bdba8
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16
Lib/test/test_cprofile.py
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@ -30,6 +30,22 @@ class CProfileTest(ProfileTest):
self.assertEqual(cm.unraisable.exc_type, TypeError)
def test_crash_with_not_enough_args(self):
# gh-126220
import _lsprof
for profile in [_lsprof.Profiler(), cProfile.Profile()]:
for method in [
"_pystart_callback",
"_pyreturn_callback",
"_ccall_callback",
"_creturn_callback",
]:
with self.subTest(profile=profile, method=method):
method_obj = getattr(profile, method)
with self.assertRaises(TypeError):
method_obj() # should not crash
def test_evil_external_timer(self):
# gh-120289
# Disabling profiler in external timer should not crash