code: def test_get_data(self):
      data = cats_vs_dogs.get_data()
      self.assertSameElements(data.keys(), SLICES)
      self.assertSameElements(data["combined"].keys(), FIELDS)
      self.assertSameElements(data["cat"].keys(), FIELDS)
      self.assertSameElements(data["dog"].keys(), FIELDS)
      self.assertLen(
          data["combined"]["labels"], len(data["combined"]["examples"])
      )
      self.assertLen(
          data["dog"]["labels"], len(data["dog"]["examples"])
      )
      self.assertLen(
          data["cat"]["labels"], len(data["cat"]["examples"])
      )
      self.assertLen(data["combined"]["labels"], 320)
      self.assertLen(data["cat"]["labels"], 149)
      self.assertLen(data["dog"]["labels"], 171)
      self.assertLen(
          data["cat"]["labels"], sum(data["combined"]["labels"])
      )
      self.assertLen(
          data["dog"]["labels"],
          len(data["combined"]["labels"])
          - sum(data["combined"]["labels"]),
      )
  
imports: from absl.testing import absltest
label_desc: Use image node_id 1 for calling the CatsVsDogsTest obj's underlying member method code with example usage: obj.test_get_data() without return types