save project

my_game.py

@@ -32,7 +32,7 @@ y = 400
 jumpState = "runing"
 t = 30
 aa=Block(bush,cacti,stone)
-
+a = random.randint(1,6000000)
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -77,7 +77,7 @@ while True:
     if aa.rect.x <= 0-aa.rect.width:      # 障碍物消失
         # 创建障碍物对象
         aa=Block(bush,cacti,stone)
-    aa.rect.x -= 8
+    aa.rect.x -= a
 
  
     screen.blit(aa.image, (aa.rect.x, aa.rect.y))