code: def setUp(self):
      self.datastore_client = fake_cloud_client.FakeDatastoreClient()
      self.image_batches = image_batches.ImageBatchesBase(
          datastore_client=self.datastore_client,
          entity_kind_batches="Batch",
          entity_kind_images="Image",
      )
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import itertools
  import unittest
  from six import assertCountEqual
  from eval_lib import image_batches
  from eval_lib import submissions
  from eval_lib.tests import fake_cloud_client
label_desc: Use image node_id 1 for calling the ImageBatchesBaseTest obj's underlying member method code with example usage: obj.setUp() without return types