auto save

snake.py

+import pygame
+from pygame import locals
+pygame.init()
+# 创建一个窗口
+pygame.display.set_mode((660,480))
+while True:
+    for event in pygame.envnt.get():
+        if event.type == locals.QUIT :
+            exit()
+    screen.blit(background,(0,0))
+    screen.blit(right,(0,0))
+    screen.blit(food,(0,0))
+    pygame.display.update()
+
+
+