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Title: Fix TypeIs for types with type params in Unions by kreathon · Pull Request #17232 · python/mypy · GitHub

Open Graph Title: Fix TypeIs for types with type params in Unions by kreathon · Pull Request #17232 · python/mypy

X Title: Fix TypeIs for types with type params in Unions by kreathon · Pull Request #17232 · python/mypy

Description: Fix TypeIs narrowing for types with type parameters in Union types. Addresses: #17181 Example: bar: list[int] | list[str] if is_list_int(bar): <- here both Union members are currently erased to l...

Open Graph Description: Fix TypeIs narrowing for types with type parameters in Union types. Addresses: #17181 Example: bar: list[int] | list[str] if is_list_int(bar): <- here both Union members are currently erased t...

X Description: Fix TypeIs narrowing for types with type parameters in Union types. Addresses: #17181 Example: bar: list[int] | list[str] if is_list_int(bar): &lt;- here both Union members are currently eras...

Opengraph URL: https://github.com/python/mypy/pull/17232

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