[issue44606] Discrepancy between isinstance() and issubclass() for union types

[Serhiy Storchaka]

Serhiy Storchaka <storchaka+cpython at gmail.com> added the comment:


New changeset 81989058de381108dfd0a4255b93d4fb34417002 by Serhiy Storchaka in branch 'main':
bpo-44606: Fix __instancecheck__ and __subclasscheck__ for the union type. (GH-27120)
https://github.com/python/cpython/commit/81989058de381108dfd0a4255b93d4fb34417002


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<https://bugs.python.org/issue44606>
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