save project

snake.py

 import pygame
 import pygame
 from pygame import locals
 from pygame import locals
-
+import random
 # 初始化pygame，为使用硬件做准备
 # 初始化pygame，为使用硬件做准备
 pygame.init()
 pygame.init()
 FPSLCLDCK=pygame.time.Clock()
 FPSLCLDCK=pygame.time.Clock()
@@ -48,6 +48,8 @@ while True:
     tancheshe.append((x,y))
     tancheshe.append((x,y))
     tancheshe.pop(0)
     tancheshe.pop(0)
     # 将背景图画上去
     # 将背景图画上去
+    if apple_x and apple_y:
+        
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     # 将贪吃蛇画上去
     screen.blit(right, tancheshe[-1])
     screen.blit(right, tancheshe[-1])