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Comment by liquidpele | Hacker News Reader

Yea, really only useful imho for proxy functions that then just pass the arguments along to something that DOES properly type every arg.

But doesn't this break type checking for the users of the proxy functions?

You can write the proxy/decorator to preserve typing info using a typevar.

    F = TypeVar(“F”, bound=Callable)
    def wrapper(f: F) -> F: …