_author_ = "Happyboy" data = { '北京':{ "昌平":{ "沙河":["Happyboy","test"], "天通苑":["我爱我家"] }, "朝阳":{ "望京":["奔驰","陌陌"], "国贸":{"CICC","HP"}, "东直门":{"Advent","飞信"}, }, "海淀":{}, }, '山东':{ "德州":{}, "青岛":{}, "济南":{} }, '广东':{ "东莞":{}, "常熟":{}, "佛山":{}, }, } exit_flag =False while not exit_flag: for i in data: print(i) choice = input("选择进入1>>:") if choice in data: while not exit_flag: for i2 in data[choice]: print("\t",i2) choice2 = input("选择进入2>>:") if choice2 in data[choice]: while not exit_flag: for i3 in data[choice][choice2]: print("\t\t",i3) choice3 = input("选择进入3>>:") if choice3 in data[choice][choice2]: for i4 in data[choice][choice2][choice3]: print("\t\t",i4) choice4 =input("最后一层,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
Python学习5,三级菜单实例
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