[issue46399] Addition of `mapping` attribute to dict views classes has inadvertently broken type-checkers

[Kumar Aditya]

Change by Kumar Aditya <rahuladitya303 at gmail.com>:


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keywords: +patch
pull_requests: +28832
stage:  -> patch review
pull_request: https://github.com/python/cpython/pull/30629

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue46399>
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