def compress(self, data_list):
        if data_list:
            # Raise a validation error if time or date is empty
            # (possible if SplitDateTimeField has required=False).
            if validators.EMPTY_VALUES in data_list[0]:
                raise ValidationError(self.error_messages['invalid_date'])
            if data_list[1] in validators.EMPTY_VALUES:
                raise ValidationError(self.error_messages['invalid_time'])
            return datetime.datetime.combine(*data_list)
        return None
dataset/ETHPy150Open adieu/django-nonrel/django/forms/fields.py/SplitDateTimeField.compress/swapped operands of `in`