python第五天

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#Author:ge jian

data = {
    ‘北京‘:{
        ‘昌平‘:{
            ‘沙河‘:[‘oldboy‘,‘test‘],
            ‘天通苑‘:[‘鏈家‘,‘我愛我家‘]
        },
        ‘朝陽‘:{
            ‘望京‘:[‘平治‘,‘陌陌‘],
            ‘國貿‘:[‘CICC‘,‘HP‘],
        },
            }
        }
exit_flag = False

while not exit_flag:
    for i in data:
        print(i)

    choice = input(‘選擇輸入1》》：‘)
    if choice in data:
        while not exit_flag:
            for j in data[choice]:
                print(‘\t‘,j)
            choice1 = input(‘選擇輸入2》》：‘)
            if choice1 in data[choice]:
                while not exit_flag:
                    for k in data[choice][choice1]:
                        print(‘\t\t‘, k)
                    choice2 = input(‘選擇輸入3》》：‘)
                    if choice2 in data[choice][choice1]:
                        for l in data[choice][choice1][choice2]:
                            print(‘\t\t‘,l)
                        choice3 = input(‘最後一行，按b退出‘)

                        if choice3==‘b‘:
                            pass
                        elif choice3==‘q‘:
                            exit_flag = True
                    if choice2 == ‘b‘:
                        break
                    elif choice2 == ‘q‘:
                        exit_flag = True
            if choice1 == ‘b‘:
                break
            elif choice1 == ‘q‘:
                exit_flag = True
    else:
        exit_flag = True

python第五天