code: def _create_environment(self, level_cache):
      return deepmind_lab.Lab(
          level="contributed/dmlab30/explore_goal_locations_small",
          observations=["RGB_INTERLEAVED"],
          config={
              "width": "96",
              "height": "72",
          },
          level_cache=level_cache,
      )
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import os
  import shutil
  import six
  import tempfile
  from absl.testing import absltest
  import numpy
  import deepmind_lab
label_desc: Use image node_id 3 for calling the LevelCacheTest obj's underlying member method code with example usage: obj._create_environment(level_cache) and returns: deepmind_lab