save project

snake.py

@@ -15,6 +15,7 @@ body = pygame.image.load('body.png')
 x = 240
 y = 120
 cl = pygame.time.Clock()
+lis = [(180,90),(180,120),(210,120),(x,y)]
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -24,11 +25,12 @@ while True:
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     x += 30
-    screen.blit(right, (x, y))
+    lis.append((x,y))
+    lis.pop(0)
+    screen.blit(right, lis[-1])
     # 将贪吃蛇的身体画上去
-    screen.blit(body, (210, 120))
-    screen.blit(body, (180, 120))
-    screen.blit(body, (180, 90))
+    for i in range(len(lis)-1):
+        screen.blit(body,lis[i])
     # 将果实画上去
     screen.blit(food, (360, 300))
     # 刷新画面