save project

snake.py

 import pygame
+from pygame import locals
 
 # 初始化pygame，为使用pygame做准备
 pygame.init()
 
+# 载入图片
+background = pygame.image.load('bg.png') # 背景图
+right = pygame.image.load('right.png')    # 头 朝右
+food = pygame.image.load('apple.png')     # 食物 苹果
 # 创建一个窗口
-??
\ No newline at end of file
+screen = pygame.display.set_mode((660,480))
+while True:
+    for event in pygame.event.get():   
+        if event.type == locals.QUIT:
+            # 接收到退出事件后退出程序
+            exit()
+
+    # 将背景图画上去
+    screen.blit(background,(0,0))
+    # 刷新画面
+    pygame.display.update()
\ No newline at end of file