def METHOD_NAME():
    # 2000-01-12 PT33H   2000-01-13
    t = add_duration(str_to_time("2000-01-12T00:00:00Z"), "PT33H")
    assert t.tm_year == 2000
    assert t.tm_mon == 1
    assert t.tm_mday == 14
    assert t.tm_hour == 9
    assert t.tm_min == 0
    assert t.tm_sec == 0