auto save

snake.py

 import pygame
+import random
 from pygame import locals
 
 # 初始化pygame，为使用硬件做准备
@@ -16,12 +17,14 @@ body = pygame.image.load('body.png')        # 身体
 left = pygame.image.load('left.png')        # 头 朝左
 up = pygame.image.load('up.png')            # 头 朝上
 down = pygame.image.load('down.png')        # 头 朝下
-
+my_font=pygame.font.Font("neuropol.ttf",18)
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
-
+apple_x=90
+apple_y=270
 setheading = "right"
 snake_head = right
+score=0
 
 while True:
     for event in pygame.event.get():
@@ -41,7 +44,6 @@ while True:
             if event.key == locals.K_DOWN and setheading != "up":
                 setheading = 'down'
                 snake_head = down
-
     # 设置贪吃蛇的头部坐标
     if setheading == "right":
         x += 30
@@ -51,8 +53,15 @@ while True:
         y -= 30
     else:
         y += 30
+    if x == apple_x and y == apple_y:
+        apple_x=random.randint(0,21)*30
+        apple_y=random.randint(0,15)*30
+        score+=10
+    else:
+        position.pop(0)
+    if (x,y) in position[:-1]:
+        exit()
     position.append((x, y))
-    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 +71,11 @@ 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))
     # 刷新画面
+    info="Score:"+str(score)
+    text=my_font.render(info,True,(0,0,0))
+    screen.blit(text,(540,10))
+
     pygame.display.update()
-    FPSCLOCK.tick(3)
\ No newline at end of file
+    FPSCLOCK.tick(6)
\ No newline at end of file