#!/user/bin/env python
# encoding:utf-8
# Author:Dalianmao
data = {
'浙江': {
"杭州": {
"上城区": ["xihu", "wahaha"],
"下城区": ["链家地产", "我爱我家"],
"临安区": ["dalianmao", "27"]
},
"绍兴": {
"上虞": ["奔驰", "陌陌"],
"绍兴": ["CICC", "HP"],
"诸暨": ["Advent", "飞信"]
},
"宁波": {}
},
'江苏': {
"苏州": {},
"南京": {},
"镇江": {}
},
'上海': {
"黄埔": {"zhongan", "haha"},
"长宁": {"yiguo", "hehe"},
"闵行": {"紫竹", "大钱宝"}
}
}
flag=True
while flag:
for i1 in data:
print(i1)
choice1=input("请选择1>>>>>:")
if choice1 in data:
while flag:
for i2 in data[choice1]:
print('\t\t',i2)
choice2=input("请选择2>>>:")
if choice2 in data[choice1]:
while flag:
for i3 in data[choice1][choice2]:
print('\t\t',i3)
choice3=input("请选择3>>>>>:")
if choice3 in data[choice1][choice2]:
for i4 in data[choice1][choice2][choice3]:
print('\t\t',i4)
choice4=input("最后一层了请输入b返回,或q退出>>>>>>>>:")
if choice4=="b":
continue
elif choice4=="q":
flag=False
else:
print("输入有误,请重新输入!!")
elif choice3=="b":
break
elif choice3=="q":
flag=False
else:
print("输入有误,请重新输入!!")
elif choice2=="b":
break
elif choice2=="q":
flag=False
else:
print("输入有误,请重新输入!!")
elif choice1=="q":
exit()
else:
print("输入有误,请重新输入!!")
注:1、flag作为循环结束的灵活控制
2、break 跳出当前循环
3、continue 结束本次循环,进入下一次循环