auto save

snake.py

 import pygame
-from pygame import locals
\ No newline at end of file
+from pygame import locals
+
+# 初始化pygame，为使用pygame做准备
+backgroud = pygame.image.load("bg.png")
+pygame.init()
+
+# 创建一个窗口
+screen = pygame.display.set_mode((660,480),0,32)
+while True:
+    for event in pygame.event.get():
+        print(event)
+        if event.type == locals.QUIT:
+            exit()
+            
+pygame.display