def METHOD_NAME():
    d = dict(a=1, b=2, c=3)
    d = make_read_only(d)
    copied_d = deepcopy(d)
    for (k, v), (k_copied, v_copied) in zip(
        sorted(d.items()), sorted(copied_d.items())
    ):
        assert k == k_copied
        assert v == v_copied