initialize the pretrained model with the pretrained model parameters that you downloaded at the beginning of this step/ataribot/bot_ _dqn py def main()env gym make('spaceinvaders- 'create the game env seed( make results reproducible rewards [model c_model(load='models/spaceinvaders- tfmodel'nextadd some lines telling the script to iterate for num_episodes times to compute average performance and initialize each episode' reward to additionallyadd line to reset the environment (env reset())collecting the new initial state in the processdownsample this initial state with downsample()and start the game loop using while loop/ataribot/bot_ _dqn py def main()env gym make('spaceinvaders- 'create the game env seed( make results reproducible rewards [