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[3.12] gh-128961: Fix exhausted array iterator crash in __setstate__() (GH-128962) (#128977)

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(cherry picked from commit 4dade055f4)

Co-authored-by: Tomasz Pytel <tompytel@gmail.com>
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Miss Islington (bot) 2025-01-18 11:14:07 +01:00 • committed by GitHub
parent 8a8f5d636d
commit 405f6d72bb
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3 changed files with 19 additions and 5 deletions
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8
Lib/test/test_array.py
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@ -1609,5 +1609,13 @@ class LargeArrayTest(unittest.TestCase):
self.assertEqual(ls[:8], list(example[:8]))
self.assertEqual(ls[-8:], list(example[-8:]))
def test_gh_128961(self):
a = array.array('i')
it = iter(a)
list(it)
it.__setstate__(0)
self.assertRaises(StopIteration, next, it)
if __name__ == "__main__":
unittest.main()