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[3.14] gh-140406: Fix memory leak upon __hash__ returning a non-integer (GH-140411) (GH-140417)

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gh-140406: Fix memory leak upon `__hash__` returning a non-integer (GH-140411)
(cherry picked from commit 71db05a12d)

Co-authored-by: Peter Bierma <zintensitydev@gmail.com>
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Miss Islington (bot) 2025-10-21 14:35:31 +02:00 • committed by GitHub
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commit c0f0eca4da
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10
Lib/test/test_builtin.py
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@ -1183,6 +1183,16 @@ def __hash__(self):
return self
self.assertEqual(hash(Z(42)), hash(42))
def test_invalid_hash_typeerror(self):
# GH-140406: The returned object from __hash__() would leak if it
# wasn't an integer.
class A:
def __hash__(self):
return 1.0
with self.assertRaises(TypeError):
hash(A())
def test_hex(self):
self.assertEqual(hex(16), '0x10')
self.assertEqual(hex(-16), '-0x10')