def METHOD_NAME():
    class Foo(m.Circuit):
        assert isinstance(namedtuple(x=False, y=True), Product)
        assert isinstance(tuple_([0,1]), Tuple)
        assert isinstance(tuple_(VCC), Tuple)
        assert isinstance(tuple_(array(1,4)), Tuple)
        assert isinstance(tuple_(bits(1,4)), Tuple)
        assert isinstance(tuple_(sint(1,4)), Tuple)
        assert isinstance(tuple_(uint(1,4)), Tuple)