auto save

my_game.py

 import pygame
 from pygame import locals
 import random
+import json
 
 pygame.init()  # 初始化
 
@@ -41,6 +42,7 @@ hero = [pygame.image.load('hero1.png'),
         pygame.image.load('hero4.png'),
         pygame.image.load('hero5.png')]
 basic_font = pygame.font.Font('STKAITI.TTF',32)
+score_audio = pygame.mixer.Sound('score.wav')
 index = 0   
 y = 400
 jumpState = "runing"
@@ -50,8 +52,15 @@ bg_x = 0
 time = 0
 gamestate = True
 score = 0
+speed = 8
+old_score = score
 block_list =pygame.sprite.Group()   # 创建精灵组
-
+with open('record.txt','r',encoding='utf-8') as f:
+    content = f.read()
+    record = json.loads(content)
+    one = record['第1名'] 
+    two = record['第2名']
+    three = record['第3名']
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -61,6 +70,7 @@ while True:
             if jumpState == "runing":
                 if event.key == locals.K_SPACE:
                     jumpState = "up"
+    speed = 8+score//3
     
     # 悟空造型
     wukong = Player(hero[index])
@@ -92,7 +102,7 @@ while True:
             bg_x = 0
         screen.blit(background, (bg_x, 0))      # 远景
 
-        road_x -= 8
+        road_x -= speed
         if road_x<=-1000:
             road_x = 0
         screen.blit(road, (road_x, 500))       # 道路
@@ -107,7 +117,7 @@ while True:
                 obstacle = Block(bush,cacti,stone)  
                 block_list.add(obstacle)
         for sprite in block_list:       # 遍历、展示障碍物精灵
-            sprite.rect.x -= 8
+            sprite.rect.x -= speed
             screen.blit(sprite.image, (sprite.rect.x, sprite.rect.y)) 
             if sprite.rect.x <= 0-sprite.rect.width:
                 sprite.kill()
@@ -119,8 +129,18 @@ while True:
                 if sprite.rect.x + sprite.rect.width < wukong.rect.x:
                    score += sprite.score
                    sprite.score = 0 
+        if score > old_score
+            score_audio.play()
+            old_score = score
         scoreSurf = basic_font.render("分数:"+str(score),True,(255,0,0))
-        screen.blit(scoreSurf,(850,20))
+        screen.blit(scoreSurf,(880,20))
+
+        scoreSurf = basic_font.render("第1名:"+str(score),True,(255,0,0))
+        screen.blit(scoreSurf,(880,50))
+        scoreSurf = basic_font.render("第2名:"+str(score),True,(255,0,0))
+        screen.blit(scoreSurf,(880,80))
+        scoreSurf = basic_font.render("第3名:"+str(score),True,(255,0,0))
+        screen.blit(scoreSurf,(880,110))
 
         # 刷新画面
         pygame.display.update()