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astral-sh / ruff

An extremely fast Python linter and code formatter, written in Rust.
https://docs.astral.sh/ruff
MIT License
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[red-knot] Understand typing.Union special form in annotations #14498

Closed Glyphack closed 2 days ago

Glyphack commented 2 days ago

(part of #14172)

Understand typing.Union in annotations. Union is similar to the union types created with |. https://typing.readthedocs.io/en/latest/spec/historical.html#union-and-optional