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Title: Better match narrowing for irrefutable mapping patterns by hauntsaninja · Pull Request #20906 · python/mypy · GitHub

Open Graph Title: Better match narrowing for irrefutable mapping patterns by hauntsaninja · Pull Request #20906 · python/mypy

X Title: Better match narrowing for irrefutable mapping patterns by hauntsaninja · Pull Request #20906 · python/mypy

Description: Optional static typing for Python. Contribute to python/mypy development by creating an account on GitHub.

Open Graph Description: Fixes #18950 Fixes this comment #19081 (comment) (previously improved on by #20744 and #20782 )

X Description: Fixes #18950 Fixes this comment #19081 (comment) (previously improved on by #20744 and #20782 )

Opengraph URL: https://github.com/python/mypy/pull/20906

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