save project

snake.py

@@ -2,4 +2,11 @@ import pygame
 
 
 # 初始化pygame，为使用pygame做准备
 # 初始化pygame，为使用pygame做准备
 pygame.init()
 pygame.init()
+background=pygame.image.load('bg.png')
 screen=pygame.display.set_mode((640,830))
 screen=pygame.display.set_mode((640,830))
+while Ture:
+    for event in pygame.event.get():
+        if event.type==locals.QUIT:
+            exit()
+            screen.blit(background,(0,0))
+            pygame.display.update()
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