save project

my_game.py

@@ -73,7 +73,13 @@ while True:
         lu_x=0
     screen.blit(road, (lu_x, 500))     # 路
     screen.blit(wukong, (150, y))     # 悟空
-
+    time+=1
+    if num>=60
+        time=0
+        num=random.randint(0,50)
+        if num>20:
+            obstacle=Block(bush,cacti,stone)
+            Block_list.add(obstacle)
     if obstacle.rect.x <= 0-obstacle.rect.width:      # 障碍物消失
         # 创建障碍物对象
         obstacle=Block(bush,cacti,stone)