女友用python写的充值卡冲花费的代码

#/usr/bin/python
#-- coding:UTF-8 --
phone_list={"123":100}
phonemima_list={‘123‘:‘11‘}
charge_list={"456789":"123456"}
charge_fee={"456789":20}
num=str(input(‘请输入你的手机号:‘))

if num in phone_list:
    mima=str(input(‘请输入你的手机密码:‘))
    if mima == phonemima_list[num]:
        print(‘你的余额为‘+str(phone_list[num]))
        while True:
            option = str(input("充值请输入1,退出请输入2\n"))
            if option == ‘1‘:
                kahao=str(input(‘请输入充值卡号：‘))
                if kahao in charge_list:
                    chongzhimima=str(input(‘请输入充值密码：‘))
                    if chongzhimima==charge_list[kahao]:
                        print("充值卡内余额"+str(charge_fee[kahao]))
                        chongzhi_money=int(input(‘本次充值:‘))
                        while chongzhi_money> charge_fee[kahao]:
                            print("不能充值超过余额的金额")
                            chongzhi_money=int(input(‘本次充值:‘))
                        phone_list[num]=phone_list[num]+chongzhi_money
                        charge_fee[kahao]=charge_fee[kahao]-chongzhi_money
                        print(‘话费余额还有‘+str(phone_list[num]))
                        if charge_fee[kahao]==0:
                            del charge_list[kahao]
                            print(‘充值卡作废‘)
                        else:
                            print(‘充值卡余额还有‘+str(charge_fee[kahao]))
                    else:
                        print(‘密码错误‘)
                else:
                    print(‘卡号不存在‘)
            elif option == ‘2‘:
                break
            else:
                continue
    else:
        print(‘密码错误‘)
else:
    print(‘手机号不存在‘)