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A comment on Adoption of Mypy for Python type checking: 45% already use it, 40% don't plan to. Parent comment

Re:Adoption of Mypy for Python type checking: 45% already us... by heavyset_go on Sunday March 21, 2021 @03:36PM (#26533206)
There is no semantic meaning given to type annotations by the interpreter. There's no need for polyfill nor are there issues with interoperability of frameworks because, again, type annotations have no semantic meaning.

They're like comments, they're only there for developer convenience and can be completely ignored.

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