def METHOD_NAME():
    class Test3(BaseSerializableClass):
        field1: str
        field2: int
        def __str__(self):
            return f"Test3({self.field1}, {self.field2})"
        def test1(self):
            return self.field2 * self.field1
    val = Test3("aa", 4)
    assert str(val) == "Test3(aa, 4)"
    assert val.test1() == "aaaaaaaa"
    base_serialize_register.clear()