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bpo-44608: Fix memory leak in _tkinter._flatten() (GH-27107)

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if it is called with a sequence or set, but not list or tuple.
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Serhiy Storchaka 2021-07-14 08:19:18 +03:00 • committed by GitHub
parent 81989058de
commit f572cbf1fa
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3 changed files with 12 additions and 2 deletions
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8
Lib/test/test_tcl.py
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@ -43,8 +43,14 @@ def get_tk_patchlevel():
class TkinterTest(unittest.TestCase):
def testFlattenLen(self):
# flatten(<object with no length>)
# Object without length.
self.assertRaises(TypeError, _tkinter._flatten, True)
# Object with length, but not sequence.
self.assertRaises(TypeError, _tkinter._flatten, {})
# Sequence or set, but not tuple or list.
# (issue44608: there were leaks in the following cases)
self.assertRaises(TypeError, _tkinter._flatten, 'string')
self.assertRaises(TypeError, _tkinter._flatten, {'set'})
class TclTest(unittest.TestCase):