Function is_similar_params

mypy/join.py:728–734

(t: Parameters, s: Parameters)

def is_similar_params(t: Parameters, s: Parameters) -> bool:
    # This matches the logic in is_similar_callables() above.
    return (
        len(t.arg_types) == len(s.arg_types)
        and t.min_args == s.min_args
        and (t.var_arg() is not None) == (s.var_arg() is not None)
    )


def update_callable_ids(c: CallableType, ids: list[TypeVarId]) -> CallableType: