"""implements one-hot encoding by selecting the ith standard basis vector""return np identity( )[idef print_report(rewardslistepisodeint)"""print rewards report for current episode average for last episodes best -episode average across all time average for all episodes across time ""print(report np mean(rewards[- :])max([np mean(rewards[ : + ]for in range(len(rewards )])np mean(rewards)episode)def main()env gym make('frozenlake- 'env seed( create the game make results reproducible rewards [n_obsn_actions env observation_space nenv action_space wq initialize((n_obsn_actions)stateslabels [][