save project

snake.py

 import pygame
 from pygame import locals
-
+import.random
 # 初始化pygame，为使用硬件做准备
 pygame.init()
 time = pygame.time.Clock()
 x,y=240,120
+apple_x=360
+apple_y=300
 setheading = 'right'
 screen = pygame.display.set_mode((660, 480))
 shenti = [(180,90), (180,120), (210,120), (x,y)]
@@ -55,6 +57,9 @@ while True:
 
     shenti.append((x,y))
     shenti.pop(0)
+    if x==apple_x and y==apple_y
+    apple_x=randon.randint(0,660)
+    apple_x=randon.randint(0,480)
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     screen.blit(snake_head, shenti[-1])
@@ -63,7 +68,7 @@ while True:
         screen.blit(body,shenti[i])
 
     # 将果实画上去
-    screen.blit(food, (360, 300))
+    screen.blit(food, (apple_x, apple_y))
     # 刷新画面
     
     pygame.display.update()