save project

my_game.py

@@ -109,7 +109,7 @@ while True:
                 obstacle = Block(bush,cacti,stone)  
                 block_list.add(obstacle)
         for sprite in block_list:       # 遍历、展示障碍物精灵
-            sprite.rect.x -= 8
+            sprite.rect.x -= 10
             screen.blit(sprite.image, (sprite.rect.x, sprite.rect.y)) 
             if sprite.rect.x <= 0-sprite.rect.width:
                 sprite.kill()