save project

my_game.py

 import pygame
 from pygame import locals
+import random
 pygame.init()  # 初始化
 # 创建一个窗口
+
 screen = pygame.display.set_mode((1000, 600))
 FPS = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
 pygame.display.set_caption('悟空酷跑')
@@ -17,6 +19,10 @@ hero = [pygame.image.load('hero1.png'),
         pygame.image.load('hero3.png'),
         pygame.image.load('hero4.png'),
         pygame.image.load('hero5.png')]
+zaw=random.choice([cacti,stone,apple])
+rect=zaw.get_rect()
+rect.x=1000
+rect.y=500-rect.height
 index = 0 
 y=400
 t=30
@@ -46,11 +52,18 @@ while True:
     wukong=hero[index%5]
     if state=='running':
         index+=1
+    rect.x-=8
+    if rect.x<0-rect.width:
+        zaw=random.choice([cacti,stone,apple])
+        rect=zaw.get_rect()
+        rect.x=1000
+        rect.y=500-rect.height
+    rect.x-=8
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(road, (0, 500))
     screen.blit(wukong, (150, y))
-    
+    screen.blit(zaw, (rect.x,rect.y))
     # 刷新画面
     pygame.display.update()
     FPS.tick(30)
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