def __reduce__(self):
return (<EOL>create_choice_attribute,<EOL>(<EOL>self.creator_type,<EOL>self.original_value,<EOL>self.choice_entry<EOL>)<EOL>)<EOL>
Reducer to make the auto-created classes picklable.

        Returns
        -------
        tuple
            A tuple as expected by pickle, to recreate the object when calling ``pickle.loads``:
            1. a callable to recreate the object
            2. a tuple with all positioned arguments expected by this callable