save project

my_game.py

@@ -32,6 +32,7 @@ jumpState = "runing"
 t = 30
 road_x = 0
 bg_x = 0
+time =0
 
 obstacle = Block(bush,stone,cacti)
 block_list = pygame.sprite.Group()
@@ -77,8 +78,13 @@ while True:
     screen.blit(road, (road_x, 500))     # 路
     screen.blit(wukong, (150, y))     # 悟空
 
-    obstacle = Block(bush,cacti,stone)
-    block_list.add(obstacle)
+    time+=1
+    if time >60:
+        time = 0
+        num = random.randint(0,50)
+        if num>20:
+            obstacle = Block(bush,cacti,stone)
+            block_list.add(obstacle)
     for sprite in block_list:
         sprite.rect.x -=8
         screen.blit(sprite.image,(sprite.rect.x,sprite.rect.y))