code: def _get_data_object(self, data_object):
      self.d = data_object
  
imports: from enum import Enum
  import numpy
  import pandas
  import pytest
  from raiutils.exceptions import UserConfigValidationException
  from sklearn.datasets import load_iris
  import dice_ml
  from dice_ml.utils import helpers
label_desc: Use image node_id 1 for calling the TestPublicDataMethods obj's underlying member method code with example usage: obj._get_data_object(data_object) without return types