save project

snake.py

 import pygame
 from pygame import locals
-
+from random import randint
 # 初始化pygame，为使用硬件做准备
 pygame.init()
 
@@ -19,7 +19,8 @@ down = pygame.image.load('down.png')        # 头 朝下
 
 x, y = 240, 120
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
-
+applex=360
+appley=300
 setheading = "right"
 snake_head = right
 
@@ -51,6 +52,9 @@ while True:
         y -= 30
     else:
         y += 30
+    if x==applex and y==appley:
+        applex=randint(0,660)
+        appley=randint(0,480)
     position.append((x, y))
     position.pop(0)
     # 将背景图画上去
@@ -62,7 +66,7 @@ while True:
         screen.blit(body, position[i])
 
     # 将果实画上去
-    screen.blit(food, (360, 300))
+    screen.blit(food, (applex, appley))
     # 刷新画面
     pygame.display.update()
     FPSCLOCK.tick(3)
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