[issue31428] ElementTree.Element.__deepcopy__() raises a SystemError in case of a bad memo

[Serhiy Storchaka]

Serhiy Storchaka added the comment:


New changeset d056818ed2ade6d28190a375d7183f4aef9caa55 by Serhiy Storchaka (Oren Milman) in branch 'master':
bpo-31428: Prevent raising a SystemError in case the memo arg of ElementTree.Element.__deepcopy__() isn't a dictionary. (#3512)
https://github.com/python/cpython/commit/d056818ed2ade6d28190a375d7183f4aef9caa55


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<https://bugs.python.org/issue31428>
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