python循环语句及字典综合练习——打印多级菜单 

  1 # -*- coding: utf-8 -*-
  2 '''
  3             -----------------------------------------------
  4             多级菜单跳出循环失败:已解决
  5             查询级别输出错误：已解决
  6             -----------------------------------------------
  7 '''
  8 menuThirdlevel = {
  9     "江苏省": {
 10                 "连云港市": {
 11                     "东海县":
 12                          ["白塔埠镇"],
 13                     "新浦区":
 14                          ["None!"]},
 15                 "南京市": {
 16                     "雨花台区":
 17                         ["xxx.ccc"],
 18                     "玄武区":
 19                         [ "I don't know!"]},
 20           },
 21     "山西省": {
 22                 "太原市": {
 23                     "万柏林区":
 24                         ['瓦流路'],
 25                     "迎泽区":
 26                         ['a', 'b', 'c']},
 27                 "aa市": {
 28                     "www":
 29                         ['1', '2', '3']},
 30     },
 31     '北京市': {
 32                 '海淀': {
 33                 '五道口': {
 34                     'soho':{},
 35                     '网易':{},
 36                     'google':{}
 37                 },
 38                 '中关村':{
 39                     '爱奇艺':{},
 40                     '汽车之家':{},
 41                     'youku':{},
 42                 },
 43                 '上地':{
 44                     '百度':{},
 45                 },
 46             },
 47             '昌平':{
 48                 '沙河':{
 49                     'ppp':{},
 50                     '北航':{},
 51                 },
 52                 '天通苑':{},
 53                 '回龙观':{},
 54             },
 55             '朝阳':{},
 56             '东城':{},
 57         },
 58     '上海市':{
 59             '闵行':{
 60                 "人民广场":{
 61                     '炸鸡店':{}
 62                 }
 63             },
 64             '闸北':{
 65                 '火车战':{
 66                     '携程':{}
 67                 }
 68             },
 69             '浦东':{},
 70         },
 71     '山东省':{},
 72 }
 73 exit_flag = False
 74 msg = "Thank you for your searching!"
 75 print(list(menuThirdlevel.keys()))
 76 def menu_f():
 77     provinceSearchTimes = 1
 78     while provinceSearchTimes > 0:
 79         provinceSearch = input("请输入您要查询的省级行政单位名称：\n")
 80         if provinceSearch in list(menuThirdlevel.keys()):
 81             print(list(menuThirdlevel[provinceSearch].keys()))
 82             citySearchTimes = 1
 83             while citySearchTimes > 0:
 84                 citySearch = input("请输入您要查询的市级行政单位名称：\n")
 85                 if citySearch in list(menuThirdlevel[str(provinceSearch)].keys()):
 86                     print(list(menuThirdlevel[str(provinceSearch)][str(citySearch)].keys()))
 87                     areaSearchTimes = 1
 88                     while areaSearchTimes > 0:
 89                         areaSearch = input("请输入您要查询的区县级行政单位（或其它）名称：\n")
 90                         if areaSearch in list(menuThirdlevel[str(provinceSearch)][citySearch].keys()):
 91                             print(list(menuThirdlevel[str(provinceSearch)][str(citySearch)][str(areaSearch)]))
 92                             print("search over！")
 93                             end_put_over = input("continue? [Y] END?[Any Key...]")
 94                             if end_put_over == "Y":
 95                                 inputContinueTimes = 1
 96                                 while inputContinueTimes < 4:
 97                                     inputContinue = input("请输入%s下级行政单位名称编号[C：查询市级 A：查询区县级]:" % str(provinceSearch))
 98                                     if inputContinue == "C":
 99                                         exit_flag = True
100                                         break
101                                     elif inputContinue == "A":
102                                         break
103                                     else:
104                                         print("invalid input!")
105                                         inputContinueTimes += 1
106                                 else:
107                                     print("search over!")
108                                     return msg
109                                 if exit_flag == True:
110                                     break
111                             else:
112                                 print("search over!")
113                                 return msg
114                         else:
115                             print(bool(0))
116                             end_put_area = input("continue?[Y] end?[Any key...]")
117                             if end_put_area == "Y":
118                                 print(list(menuThirdlevel[str(provinceSearch)][str(citySearch)].keys()))
119                                 areaSearchTimes += 1
120                             else:
121                                 print("search over!")
122                                 return msg
123                 else:
124                     print(bool(0))
125                     end_put_city = input("continue?[Y] end?[Any key...]")
126                     if end_put_city == "Y":
127                         print(list(menuThirdlevel[provinceSearch].keys()))
128                         citySearchTimes += 1
129                     else:
130                         print("search over!")
131                         return msg
132             if exit_flag == True:
133                 break
134         else:
135             print(bool(0))
136             end_put_province = input("continue?[Y] end?[Any key...]")
137             if end_put_province == "Y":
138                 print(list(menuThirdlevel.keys()))
139                 provinceSearchTimes += 1
140             else:
141                 print("search over!")
142                 return msg
143 
144 
145 print(menu_f())

 

posted @ 2018-02-06 09:59  静静等待繁华落尽  阅读(358)  评论(0)  编辑  收藏  举报