Python__用户交互，显示省市县三级联动的选择

用户交互，显示省市县三级联动的选择

用户交互，显示省市县三级联动的选择
要求：用户输入河北，则打印河北省下的市，用户输入市，则显示该河北省的这个市下的县
dic = {
    "河北": {
        "石家庄": ["鹿泉", "藁城", "元氏"],
        "邯郸": ["永年", "涉县", "磁县"],
    }
    "河南": {
        ...
    }
    "山西": {
        ...
    }

dic = {
    "河北": {
        "石家庄": ["鹿泉", "藁城", "元氏"],
        "邯郸": ["永年", "涉县", "磁县"],
    },
    "河南": {
        ...
    },
    "山西": {
        ...
    }
}
while True:
    province = input('请输入你想要知道的省份,输入Qt时退出： ').strip()
    if province not in dic:
        print('输入不合法，请重新输入')
        continue
    elif len(province) == 0:
        print('输错了，傻！')
        continue
    else:
        for city in dic.get(province):
            print(city)
        your_choose = input('请输入你想要知道的市： ').strip()
        print(dic.get(province).get(your_choose))