三级菜单要求:
1. 可以一层一层的进入到所有层;
2. 可以在每一层返回上一层; 输入 b
3. 可以在任意层退出 主菜单; 输入 q
- # 初级:(原始代码)
- #__author:"hanhankeji"
- #date: 2019/12/11
- menu = {
- "北京":{
- "朝阳":{
- "国贸":{
- "CICC":{},
- "hp":{},
- "CCTV":{},
- },
- },
- "望京":{
- "momo":{},
- "奔驰":{},
- "360":{},
- "联邦":{},
- },
- "三里屯":{
- "优衣库":{},
- "大使馆":{},
- "酒吧":{},
- "苹果":{},
- },
- "昌平":{
- "沙河":{
- "老男孩":{},
- "包子铺":{},
- },
- "天通苑":{
- "链家":{},
- "我爱我家":{},
- "汽修厂":{},
- },
- "回龙观":{},
- "海定":{
- "五道口":{
- "谷歌":{},
- "搜狐":{},
- "网易":{},
- "搜狗":{},
- "快手":{},
- "清华":{},
- "北大":{},
- },
- "中关村":{
- "优酷":{},
- "爱奇艺":{},
- "腾讯":{},
- "汽车之家":{},
- "新东方":{},
- "炸鸡店":{},
- "南翔":{},
- },
- },
- },
- },
- "上海":{
- "浦东区":{
- "陆家嘴":{
- "CICC":{},
- "高盛":{},
- "摩根":{},
- },
- "外滩":{},
- "东方明珠":{},
- },
- "闸北区":{},
- "黄浦区":{},
- "徐汇区":{},
- "嘉定区":{},
- },
- "山东":{
- "济南":{
- "市中区":{},
- "历下区":{},
- "天桥区":{},
- "桂英渠":{},
- "长清区":{},
- },
- "德州":{},
- "青岛":{},
- "泰安":{},
- "枣庄":{},
- },
- "江苏":{
- "南京市":{},
- "苏州市":{},
- "常州":{},
- "张家港市":{},
- "大丰市":{},
- },
- "重庆":{},
- "浙江":{},
- }
- back_flag = False
- exit_falg = False
- while not back_flag and not exit_falg :
- for i in (menu):
- print(i)
- choice = input("输入你的省 >>:").strip()
- if choice == "q":
- exit_falg = True
- if choice in menu :
- while not back_flag and not exit_falg:
- for j in menu[choice]:
- print(j)
- choice2 = input("输入你的县级 >>:").strip()
- if choice2 == "q":
- exit_falg = True
- if choice2 == "b":
- back_flag = True
- if choice2 in menu[choice]:
- while not back_flag and not exit_falg:
- for k in menu[choice][choice2]:
- print(k)
- choice3 = input("输入你的市级 >>:")
- if choice3 == "q":
- exit_falg = True
- if choice3 == "b":
- back_flag = True
- if choice3 in menu[choice][choice2]:
- while not back_flag and not exit_falg:
- for l in menu[choice][choice2][choice3]:
- print(l)
- choice4 = input("输入区级 >>:").strip()
- print("last leavel!")
- if choice4 == "b" :
- back_flag = True
- if choice4 == "q" :
- exit_falg = True
- else:
- back_flag =False
- else:
- back_flag = False
- else:
- back_flag = False
高级版本:
来源: http://www.bubuko.com/infodetail-3328422.html