[issue35992] Metaclasses interfere with __class_getitem__

[miss-islington]

miss-islington <mariatta.wijaya+miss-islington at gmail.com> added the comment:


New changeset a7f929db605326da452fbdeebfe341afa9316d25 by Miss Islington (bot) in branch '3.7':
bpo-35992: Use PySequence_GetItem only if sq_item is not NULL (GH-11857)
https://github.com/python/cpython/commit/a7f929db605326da452fbdeebfe341afa9316d25


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nosy: +miss-islington

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<https://bugs.python.org/issue35992>
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