auto save

snake.py

@@ -4,9 +4,18 @@ from pygame import locals
 # 初始化pygame，为使用pygame做准备
 pygame.init()
 
-# 创建一个窗口
-pygame.display.set_mode((660,480))
+back = pygame.image.load("bg.png")
+
+
+scren=pygame.display.set_mode((660,480))
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             exit()
+
+
+    scren.blit(back,(0,0))
+
+
+    pygame.display.update()
+    
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