save project

my_game.py

@@ -79,6 +79,7 @@ while True:
     if obstacle.rect.x <=0-obstacle.rect.width:
         obstacle=Block(bush,cacti,stone)
     obstacle.rect.x-=8
+    screen.blit(obstacle.image,(obstacle.rect.x,obstacle.rect.y))
 
     if rect.x <= 0-rect.width:      # 障碍物消失
         # 创建障碍物对象