save project

snake.py

@@ -3,6 +3,8 @@ from pygame import locals
 
 # 初始化pygame，为使用pygame做准备
 pygame.init()
+x,y=240,120
+position[(180,90),(180,120),(210,120),(x,y)]
 
 # 创建一个窗口
 screen=pygame.display.set_mode((660,480))
@@ -10,3 +12,11 @@ while True:
     for event in pygame.event.get():
      if event.type ==locals.QUIT:
         exit()
+    x+=30
+    position.apperd((x,y))
+    position.pop(0)
+    screen.blit(background,(0,0))
+    screen.blit(right,position[-1])
+    for i in range(len(position)-1)
+       screen.bilt(body.)
+