[issue39481] Implement PEP 585 (Type Hinting Generics In Standard Collections)

[Batuhan Taskaya]

Change by Batuhan Taskaya <isidentical at gmail.com>:


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pull_requests: +19354
pull_request: https://github.com/python/cpython/pull/20045

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue39481>
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