save project

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'),
@@ -21,12 +22,18 @@ index = 0
 y = 400
 js = 'runing'
 t = 30
+obstacle = random.choice([bush, stone, cacti])
+rect = obstacle.get_rect()
+rect.x = 1000
+rect.y = 500 - rect.height
+
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             exit()
         if event.type == locals.KEYDOWN:
+            if js == 'runing':
                 if event.key == locals.K_SPACE:
                     js = 'up'
     if js == 'up':
@@ -44,6 +51,7 @@ while True:
             t = 30
             # y = 400
     wk = hero[index]
+    if js == 'runing':
         index += 1    
         if index >= 5:
             index = 0
@@ -51,6 +59,14 @@ while True:
     screen.blit(background, (0, 0))
     screen.blit(road, (0, 500))
     screen.blit(wk, (150, y))
+
+    if rect.x <= 0-rect.width:
+        obstacle = random.choice([bush, stone, 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()
     FPS.tick(60)
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