save project

snake.py

 import pygame
-
+from pygame import locals
 # 初始化pygame，为使用pygame做准备
 pygame.init()
-
+backgroud = pygame.image.load("bg.png")
 # 创建一个窗口
-for i in range(10):
-    pygame.display.set_mode((660,480))
+screen = pygame.display.set_mode((660,480))
+while True:
+    for event in pygame.event.get():
+        if event.type == locals.QUIT:
+            exit()
+    screen.blit(backgroud,(0,0))
+    pygame.display.update()
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