auto save

snake.py

 import pygame
 from pygame import locals
+import random
 
 # 初始化pygame，为使用硬件做准备
 pygame.init()
@@ -7,6 +8,7 @@ pygame.init()
 # 创建一个窗口
 screen = pygame.display.set_mode((660, 480))
 FPSCLOCK = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
+font=pygame.font.Font("neuropol.ttf",18)
 
 # 背景
 background = pygame.image.load('bg.png')
@@ -19,10 +21,12 @@ down = pygame.image.load('down.png')        # 头 朝下
 
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
+apple_x=300
+apple_y=360
 
 setheading = "right"
 snake_head = right
-
+score=0
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -52,7 +56,14 @@ while True:
     else:
         y += 30
     position.append((x, y))
-    position.pop(0)
+    if position[-1][0] ==apple_x and position[-1][1] ==apple_y:
+        apple_x=random.randrange(0,300,30)
+        apple_y=random.randrange(0,300,30)
+        score+=1
+    else:
+        position.pop(0)
+        
+
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 将贪吃蛇的头画上去
@@ -62,7 +73,9 @@ while True:
         screen.blit(body, position[i])
 
     # 将果实画上去
-    screen.blit(food, (360, 300))
+    screen.blit(food, (apple_x, apple_y))
+    text=font.render("score:"+str(score),True,(0,0,140))
+    screen.blit(text,(540,20))
     # 刷新画面
     pygame.display.update()
-    FPSCLOCK.tick(3)
\ No newline at end of file
+    FPSCLOCK.tick(3)