save project

snake.py

@@ -4,10 +4,15 @@ from pygame import locals
 # 初始化pygame，为使用pygame做准备
 pygame.init()
 
+background = pygame.image.load('bg.png')
+right = pygame.image.load('right.png')
+food = pygame.image.ioad('apple.png')
+
 # 创建一个窗口
 screen = pygame.display.set_mode((660,480))
 while True:
     for event in pygame.event.get():
         print(event)
         if event.type == locals.QUIT:
-            exit()
\ No newline at end of file
+            exit()
+    screen.blit(background,(0,0))
\ No newline at end of file