save project

my_game.py

@@ -74,7 +74,7 @@ while True:
         time = 0
         num = random.randint(0,50)
         if num >20:
-            obstacle = Block(bush,cacti,stone)
+            obstacle = Block(cacti,stone,bush)
             block_list.add(obstacle)
     for sprite in block_list:
         sprite.rect.x -= 8