code: def choose_random_game(self):
      games = [
          "BeamRider",
          "Breakout",
          "Pong",
          "Qbert",
          "Seaquest",
          "SpaceInvaders",
      ]
      ind = np.random.choice(len(games))
      return games[ind] + "NoFrameskip-v4"
  
imports: from absl.testing import absltest
  from flax.training import train_state
  import jax
  import ml_collections
  import numpy
  import numpy.testing
  import agent
  import env_utils
  import models
  import ppo_lib
label_desc: Use image node_id 1 for calling the TestEnvironmentPreprocessing obj's underlying member method code with example usage: obj.choose_random_game() and returns: unknown