save project

my_game.py

@@ -81,7 +81,7 @@ while True:
             bl.add(obstacle)
     for sprite in bl:
         sprite.rect.x-=8
-        screen.blit(obstacle.image, (obstacle.rect.x, obstacle.rect.y))
+        screen.blit(sprite.image, (sprite.rect.x, sprite.rect.y))
         if sprite.rect.x<=0-sprite.rect.width:
             sprite.kill()
     screen.blit(wukong, (150, y))     # 悟空