从7点到9点写的小程序(用了模块导入,python终端颜色显示,用了点局部和全局可变和不可变作用域,模块全是自定义)

from login import login
from register import register
from balance_enquiry import balance_enquiry
from top_up import top_up
msg_dict ={
    '1':login,
    '0':register,
    '2':top_up,
    '3':balance_enquiry,
    'q':'quit'
}
Login_name = [None]
while True:
    print("\033[0;31;44m\t\t杨大爷超市欢迎您\t\t\t\033[5m")
    print(38*'-')
    print("\033[0;30;42m\t\t输入0进入注册界面\t\t\t\033[5m")
    print("\033[0;30;42m\t\t输入1进入登入界面\t\t\t\033[5m")
    print("\033[0;30;42m\t\t输入2进入充值界面\t\t\t\033[5m")
    print("\033[0;30;42m\t\t输入3进入余额查询界面\t\t\033[5m")
    print("\033[0;30;42m\t\t输入q退出程序 \t\t\t\t\033[5m")
    print(38 * '-')
    user_shopping_chiose = input('请输入你要选择的功能')
    if user_shopping_chiose not in msg_dict:
        print('请好好输入')
        continue
    elif user_shopping_chiose=='q':
        print('再见')
        break
    msg_dict[user_shopping_chiose]()

def read_all(filename):
    with open (filename,'a+',encoding='utf8') as fr :
        fr.seek(0)
        res = fr.read()
    return res


#文件信息格式为info_list=[name:pwd:aggregate score:The remaining points:freeze0为解冻,1为冻结:账户余额 ]
#info_dict[name:[pwd:aggregate score:The remaining points:freeze0为解冻,1为冻结]]
def to_info_dict(filename):
    info_dict = dict()
    with open (filename,'a+',encoding='utf8') as fr :
        fr.seek(0)
        for info in fr:
            info_list = info.strip().split(':')
            name = info_list[0]
            info_dict[name] = info_list[1:]
    return info_dict
#账号:密码:总积分:剩余积分:是否为冻结0为未冻结,1位冻结:账户余额
def add_info(user_name,user_pwd):
    with open('用户注册信息.txt', 'a', encoding='utf8') as fw:
        fw.write(f'{user_name}:{user_pwd}:0:0:0:0\n')


def add_purchase_history(user,goods,nums,price,Discounted_price):
    with open('购买记录.txt', 'a', encoding='utf8') as fw:
        fw.write(f'{user}:{goods}:{nums}:{price}:{Discounted_price}\n')

import open_mode
#Login_successful[0]来判断是否登入成功
Login_name = [None]
def login():
    print("\033[0;40;46m\t\t欢迎使用登入功能\t\t\t\033[0m")
    info = open_mode.read_all()
    if info == '':
        print('无人注册会员请先注册')
        return
    user_dict = open_mode.to_info_dict('用户注册信息.txt')
    if not Login_name[0]:
        while True:
            print(38*'-')
            print('输入q可以退出登入程序')
            user_name = input('请输入你的名字\n')
            if user_name =='q':
                return False
            if user_name not in user_dict:
                print('账号不存在请重新登入')
                continue
            print(38*'-')
            user_pwd = input('请输入你账号密码\n')
            if user_pwd != user_dict[user_name][0]:
                print('密码错误请重新登入')
                continue
            elif user_dict[user_name][3]=='1':
                print(f'该账号{user_name}已经被冻结不能使用')
                continue
            print('登入成功')
            Login_name[0] = user_name
            return  True
    while True:
        print(38*'-')
        print("\033[0;40;46m\t\t欢迎使用登入功能\t\t\t\033[0m")
        print(f'账号{Login_name[0]}已经登入')
        chiose = input('输入1当前账号退出并退出登入程序\n'
                       '输入2当前账号退出并重新登入程序\n'
                       '输入Q退出当前程序')
        print(38*'-')
        if chiose == '1':
            Login_name[0] = None
            return False
        elif chiose =='2':
            Login_name[0] = None
            login()
            return
        elif chiose =='Q':
            return True
        else:
            print('请正确输入')

import open_mode
def register():
    while True:
        print(38*'-')
        print("\033[0;40;46m\t\t注册功能\t\t\t\033[0m")
        user_name = input('请输入注册账号(退出程序输入q)\n'
                          '(账号大于6位小于9位由纯字母组成)\n'
                         )
        if user_name=='q':
            return False
        elif len(user_name.replace(' ','')) != len(user_name):
            print('输入的账号有空格请重洗输入')
            continue
        elif len(user_name) < 6:
            print('输入账号太短不能小于6位')
            continue
        elif len(user_name) > 9:
            print('输入账号太长不能大于9位')
            continue
        elif not user_name.isalpha():
            print('账号有字母注册')
            continue
        print(38*'-')
        user_pwd = input('请输入密码\n'
                    '(密码由纯数字组成)\n')
        if len(user_name.replace(' ','')) != len(user_name):
            print('输入的密码有空格请重洗输入')
            continue
        elif not user_pwd.isdigit():
            print('密码要纯数字')
        else:
            info = open_mode.read_all('用户注册信息.txt')
            if user_name in info:
                print('账号存在请重新注册')
                continue
            open_mode.add_info(user_name,user_pwd)
            print('注册成功')
            print(38*'-')
            return True

import  open_mode
import  login
#Login_successful[0]来判断是否登入成功
Login_name = [None]

goods_dict = {
    '0':['草泥马',100],
    '1':['《nick写真集》',1],
    '2':['奥特曼玩偶',50],
    '3':['钢铁侠真人套装',10000],
    '4':['《产品经理强哥自传》',188],
    '5':['《马叉虫是如何炼成的》',888],
    '6':['《YwY自传》',8888888888888]
}

user_car = dict()

def shopping():
    a = '0'
    money = 0
    if not Login_name[0]:
        print('请先登入')
        return
    while a == '0':
        print(38*'-')
        print("\033[0;30;46m\t\t输入0是草泥马100元\t\t\t\t\033[5m")
        print("\033[0;30;46m\t\t输入1是《nick写真集》1元\t\t\t\033[5m")
        print("\033[0;30;46m\t\t输入2是奥特曼玩偶50元 \t\t\t\033[5m")
        print("\033[0;30;46m\t\t输入3是钢铁侠真人套装10000元 \t\033[5m")
        print("\033[0;30;46m\t\t输入4是《产品经理强哥自传》18888元\033[5m")
        print("\033[0;30;46m\t\t输入5是《马叉虫是如何炼成的》888元\033[5m")
        print("\033[0;30;46m\t\t输入6是《YwY自传》8888888888888元\033[5m")
        print("\033[0;30;46m\t\t输入q退出程序\t\t\t\t\t\033[5m")
        print(38 * '-')
        goods_chiose = input('请输入你要购买的商品')
        if goods_chiose not in goods_dict:
            print('请好好输入')
            continue
        elif goods_chiose=='q':
            return
        else:
            a = '2'
        while True:
            goods_nums = input('请输入商品的数量')
            if not goods_nums.isdigit():
                print('请输入数字')
            break
        goods = goods_dict[goods_chiose][0]
        price = goods_dict[goods_chiose][1]*int(goods_nums)

        #生成购物车
        global user_car
        if goods not in user_car:
            user_car[goods] = [goods_nums,price]
        else:
            user_car[goods][0] += goods_nums
            user_car[goods][1] += price
        judge = 1
        while judge == 1:
            print(50 * '-')
            jump = input('输入0结算\n'
                         '输入1继续购买\n'
                         '输入2清空购物车继续购买\n'
                         '输入3清空购物车退出\n'
                         '请输入您的选择\n'
                         '').strip()
            if jump not in ['0','1','2','3']:
                print('请正确输入0,1,2,3中任意数字')
                continue
            if jump == '1':
                judge = 4  # 跳出功能选择
                a = '0'  # 继续购买
            elif jump == '2':
                user_car = dict()  # 清空购物车
                judge = 4  # 跳出功能选择
                a = '0'  # 继续购买
            elif jump == '3':
                user_car = dict()
                judge = 4  # 跳出功能选择
                print("-" * 50)
                print('欢迎下次光临')
            elif jump == '0':
                judge = 4  # 跳出功能选择
                print("-" * 50)
                #打印内容
                for user_car_info in user_car.items():
                    print(f'{user_car_info[0]}{user_car_info[1][0]}个 合计{user_car_info[1][1]}元')
                    money += int(user_car_info[1][1])
                print(f'\t\t\t\t\t一共{money}元')
                print("-" * 50)
                print('欢迎下次光临')

def balance_enquiry():
    pass

def top_up():
    pass