save project

my_game.py

 import pygame
 from pygame import locals
+import random
 
 pygame.init()  # 初始化
 # 创建一个窗口
@@ -10,7 +11,7 @@ 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'),
@@ -20,7 +21,10 @@ index = 0
 jumpstate = "running"
 t = 30
 y = 400
-stone_x = 1000
+obstacle = random.choice([stone,bush,cacti])
+rect = obstacle.get_rect()
+rect.x = 1000
+rect.y = 500-rect.height
 
 
 while True:
@@ -29,7 +33,7 @@ while True:
             # 接收到退出事件后退出程序
             exit()
         if event.type == locals.KEYDOWN:
-            if jumpstate == "running":
+            if jumpstate=="running":
                 if event.key == locals.K_SPACE:
                     jumpstate = "up"
 
@@ -48,7 +52,7 @@ while True:
             jumpstate = "running"
             t = 30
     wukong = hero[index]
-    if jumpstate == "running":
+    if jumpstate=="running":
         index += 1
         if index == 5:
             index = 0
@@ -61,8 +65,13 @@ while True:
     screen.blit(road, (0, 500))
     screen.blit(wukong, (150, y))
 
-    stone_x -= 5
-    screen.blit(stone,(stone_x,400))
+    if rect.x < 0-rect.width:
+        obstacle = random.choice([stone,bush,cacti])
+        rect = obstacle.get_rect()
+        rect.x = 1000
+        rect.y = 500-rect.height
+    rect.x -= 8
+    screen.blit(obstacle,(rect.x , rect.y))
 
     # 刷新画面
     pygame.display.update()