Function is_unique_args

mypy/stubdoc.py:414–416

return true if function argument names are unique

(sig: FunctionSig)

    sigs = state.get_signatures()

    def is_unique_args(sig: FunctionSig) -> bool:
        """return true if function argument names are unique"""
        return len(sig.args) == len({arg.name for arg in sig.args})

    # Return only signatures that have unique argument names. Mypy fails on non-unique arg names.
    return [sig for sig in sigs if is_unique_args(sig)]