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()
 
@@ -18,6 +18,8 @@ up = pygame.image.load('up.png')            # 头 朝上
 down = pygame.image.load('down.png')        # 头 朝下
 
 x, y = 240, 120
+apple_x=12
+apple_y=10
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
 
 setheading = "right"
@@ -60,9 +62,11 @@ while True:
     # 将贪吃蛇的身体画上去
     for i in range(len(position)-1):
         screen.blit(body, position[i])
-
+    if x==apple_x and y==apple_y:
+        apple_x=random.randint(0,22)
+        apple_y=random.randint(0,16)
     # 将果实画上去
-    screen.blit(food, (360, 300))
+    screen.blit(food, (apple_x*30, apple_y*30))
     # 刷新画面
     pygame.display.update()
     FPSCLOCK.tick(3)
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