代碼：

#!/usr/bin/env python
# -*-coding:utf-8 -*-
# Author MFF
data = {
'北京':{
"昌平":{
"沙河":["oldboy","test"],
"天通苑":["鏈家地產","我愛我家"]
},
"朝陽":{
"望京":["奔馳","陌陌"],
"國貿":{"CICC","HP"},
"東直門":{"Advent","飛信"},
},
"海淀":{},
},
'山東':{
"德州":{},
"青島":{},
"濟南":{}
},
'廣東':{
"東莞":{},
"常熟":{},
"佛山":{},
},
}
exit_flag=False
while not exit_flag:
for i in data:
print(i)
choice=input("your choice is :")
if choice in data:
while not exit_flag:
for i2 in data[choice]:
print("\t",i2)
choice2=input("your choice is :")
if choice2 in data[choice]:
while not exit_flag:
for i3 in data[choice][choice2]:
print("\t\t",i3)
choice3=input("your choice is :")
if choice3 in data[choice][choice2]:
for i4 in data[choice][choice2][choice3]:
print("\t\t",i4)
choice4=input("最后一層，請按b返回")
if choice4=="b":
pass
elif choice4 == "q":
exit_flag = True
if choice3=="b":
break
elif choice3 == "q":
exit_flag = True
if choice2=="b":
break
elif choice2 == "q":
exit_flag = True

轉載于:https://www.cnblogs.com/mff-5830/p/10660011.html

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