save project

my_game.py

@@ -89,8 +89,6 @@ while True:
             screen.blit(sprite.image,(sprite.rect.x,sprite.rect.y))
             if sprite.rect.x <= 0-sprite.rect.width:      # 障碍物消失
                 sprite.kill()
-    obstacle.rect.x -= 8
-    screen.blit(obstacle.image, (obstacle.rect.x, obstacle.rect.y)) 
     # 刷新画面
     pygame.display.update()
     FPS.tick(60)
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