save project

snake.py

 import pygame
+import random 
 from pygame import locals
 
+
 # 初始化pygame，为使用硬件做准备
 pygame.init()
 
@@ -18,6 +20,8 @@ up = pygame.image.load('up.png')            # 头 朝上
 down = pygame.image.load('down.png')        # 头 朝下
 
 x, y = 240, 120
+apple_x=360
+apple_y=300
 position = [(180, 90), (180, 120), (210, 120), (x, y)]
 
 setheading = "right"
@@ -42,6 +46,7 @@ while True:
                 setheading = 'down'
                 snake_head = down
             
+                
     # 设置贪吃蛇的头部坐标
     if setheading == "right":
         x += 30
@@ -51,6 +56,9 @@ while True:
         y -= 30
     else:
         y += 30
+    if x==apple_x and y==apple_y:
+        apple_x=random.randint(0,490)
+        apple_y=random.randint(0,320)
     position.append((x, y))
     position.pop(0)
     # 将背景图画上去