class_docstr: Mock environment for testing.
class_docstr_tok: ["Mock","environment","for","testing","."]
code: def render(
      self, mode
  ):  # pytype: disable=signature-mismatch  # overriding-parameter-count-checks
      pass
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from gym import core
  import numpy
  import tensorflow
  from tf_agents.environments import atari_preprocessing
label_desc: Use image node_id 5 for calling the MockEnvironment obj's underlying member method code with example usage: obj.render(mode) without return types