save project

snake.py

@@ -16,7 +16,7 @@ left = pygame.image.load('left.png')
 up = pygame.image.load('up.png')
 up = pygame.image.load('up.png')
 down=pygame.image.load('down.png')
 down=pygame.image.load('down.png')
 x,y=240, 120
 x,y=240, 120
-position=[(180,90),(180,120,),(210.120),(x,y)]
+position=[(180,90),(180,120,),(210,120),(x,y)]
 snake_head=right
 snake_head=right
 setheading='right'
 setheading='right'
 while True:
 while True:
@@ -46,6 +46,8 @@ while True:
     else:
     else:
         y+=30
         y+=30
     # 将背景图画上去
     # 将背景图画上去
+    position.append((x,y))
+    position.pop(0)
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     # 将贪吃蛇画上去
     screen.blit(snake_head,position[-1])
     screen.blit(snake_head,position[-1])