Output format change in mcts.py and misc.

mcts.py

@@ -84,7 +84,7 @@ def mcts_evaluation(depth,
         reward_list = []
         trial_termination_reason_counter = {}
         for num_ep in range(nb_episodes):
-            init_obs = options.reset()
+            options.reset()
             episode_reward = 0
             start_time = time.time()
             t = 0
@@ -115,7 +115,7 @@ def mcts_evaluation(depth,
             total_time = int(end_time-start_time)
             if options.env.goal_achieved:
                 num_successes += 1
-            print('Episode {}: Reward = {} ({})'.format(num_ep, episode_reward,
+            print('Episode {}: Reward = {:.2f} ({})'.format(num_ep, episode_reward,
                 datetime.timedelta(seconds=total_time)))
             reward_list += [episode_reward]
 
@@ -125,9 +125,8 @@ def mcts_evaluation(depth,
             else:
                 overall_termination_reason_list[reason] = [count]
 
-        print("\nTrial {}: Reward = (Avg: {}, Std: {}), Successes: {}/{}".\
-            format(num_tr, np.mean(reward_list), np.std(reward_list), \
-                num_successes, nb_episodes))
+        print("\nTrial {}: Reward = (Avg: {:.2f}, Std: {:.2f}), Successes: {}/{}".\
+            format(num_tr, np.mean(reward_list), np.std(reward_list), num_successes, nb_episodes))
         print("Trial {} Termination reason(s):".format(num_tr))
         for reason, count in trial_termination_reason_counter.items():
             print("{}: {}".format(reason, count))
@@ -137,7 +136,7 @@ def mcts_evaluation(depth,
         overall_success_percent_list += [num_successes * 100.0 / nb_episodes]
 
     print("===========================")
-    print('Overall: Reward = (Avg: {}, Std: {}), Success = (Avg: {}, Std: {})\n'.\
+    print('Overall: Reward = (Avg: {:.2f}, Std: {:.2f}), Success = (Avg: {:.2f}, Std: {:.2f})\n'.\
         format(np.mean(overall_reward_list), np.std(overall_reward_list),
             np.mean(overall_success_percent_list), np.std(overall_success_percent_list)))
 
@@ -147,8 +146,8 @@ def mcts_evaluation(depth,
         while count_list.size != nb_trials:
             count_list = np.append(count_list, 0)
 
-        print("{}: Avg: {}, Std: {}".format(reason, np.mean(count_list),
-                                            np.std(count_list)))
+        print("{}: Avg: {:.2f}, Std: {:.2f}".format(reason, np.mean(count_list), np.std(count_list)))
+
 
 if __name__ == "__main__":
     parser = argparse.ArgumentParser()

worlds/simple_intersection/shapes.py

@@ -103,8 +103,7 @@ class Image(Shape):
                         group), "car" (represents a car)
         """
 
-        self.image = pyglet.image.load('env/simple_intersection/graphics/' +
-                                       image_url)
+        self.image = pyglet.image.load('worlds/simple_intersection/graphics/' + image_url)
 
         if anchor is None:
             self.image.anchor_x = self.image.width // 2