auto save

my_game.py

 import pygame
 from pygame import locals
+import random 
 
 pygame.init()  # 初始化
 # 创建一个窗口
@@ -11,7 +12,7 @@ background = pygame.image.load('bg.png')    # 背景
 road = pygame.image.load('road.png')      # 路
 stone = pygame.image.load('stone.png')      # 石头
 cacti = pygame.image.load('cacti.png')      # 仙人掌
-apple = pygame.image.load('bush.png')      # 灌木丛
+bush = pygame.image.load('bush.png')      # 灌木丛
 hero = [pygame.image.load('hero1.png'),
 pygame.image.load('hero2.png'),
 pygame.image.load('hero3.png'),
@@ -21,7 +22,10 @@ index = 0
 y=400
 state="running"
 t=30
-
+ob=random.choice([stone,cacti,bush])
+ob_rect=ob.get_rect()
+ob_rect.x=1000
+ob_rect.y=500-ob_rect.height
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -53,6 +57,13 @@ while True:
     screen.blit(background, (0, 0))
     screen.blit(road, (0, 500))
     screen.blit(wukong, (150,y))
+    ob_rect.x-=8
+    if ob_rect.x<=0-ob_rect.width:
+        ob=random.choice([stone,cacti,bush])
+        ob_rect=ob.get_rect()
+        ob_rect.x=1000
+        ob_rect.y=500-ob_rect.height
+    screen.blit(ob,(ob_rect.x,ob_rect.y))
     # 刷新画面
     pygame.display.update()
     FPS.tick(60)
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