save project

snake.py

@@ -14,6 +14,7 @@ right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 body = pygame.image.load('body.png')
 x,y = 240,120
 x,y = 240,120
+position = [(180,90),(180,120),(210,120),(x,y)]
 while True:
 while True:
     x += 30
     x += 30
 
 
@@ -23,12 +24,14 @@ while True:
             # 接收到退出事件后退出程序
             # 接收到退出事件后退出程序
             exit()
             exit()
     # 将背景图画上去
     # 将背景图画上去
-    x+=30
+    x += 30
+    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(right, (x, y))
     screen.blit(right, (x, y))
     # 将贪吃蛇的身体画上去
     # 将贪吃蛇的身体画上去
-    position.pop
+    
    
    
     for i in range(len(position)-1):
     for i in range(len(position)-1):
         screen.blit(body,position[i])
         screen.blit(body,position[i])