def METHOD_NAME(tmp_path: pathlib.Path) -> None:
    def func(*args: int) -> None:
        pass  # pragma: no cover
    funcs = api.ast.extract(source.make_file(tmp_path, func))
    assert funcs == {
        'func': api.Parameters(
            parameters=[], variadic_args=True, variadic_kwargs=False, line=1
        )
    }