[issue38209] Simplify dataclasses.InitVar by using __class_getitem__()

[Serhiy Storchaka]

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


New changeset b4d0b39a9b4cd203bcc5b236dc96456e9658119a by Serhiy Storchaka in branch 'master':
bpo-38209: Simplify dataclasses.InitVar by using __class_getitem__(). (GH-16255)
https://github.com/python/cpython/commit/b4d0b39a9b4cd203bcc5b236dc96456e9658119a


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<https://bugs.python.org/issue38209>
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