Class DataClass2

python/ray/tests/test_serialization.py:245–252

    DataClass1 = make_dataclass("DataClass1", [("custom", CustomClass)])

    class DataClass2(DataClass1):
        @classmethod
        def from_custom(cls, data):
            custom = CustomClass(data)
            return cls(custom)

        def __reduce__(self):
            return (self.from_custom, (self.custom.value,))

    CUSTOM_OBJECTS.append(DataClass2(custom=CustomClass(43)))