save project

my_game.py

 import pygame
 from pygame import locals
 import random
+lu_x=0
+shan_x=0
 
 class Block(pygame.sprite.Sprite):
     def __init__(self,image1,image2,image3):
@@ -63,6 +65,8 @@ while True:
         index += 1
         if index >= 5:
             index = 0
+    
+
     # 将背景图画上去
     shan_x -=2
     if shan_x <-1000: