python应用文件读取与登录注册功能

#!/usr/bin/python3# -*- coding: utf-8 -*-# Author: zhw#读取文件中的内容def open_file(filename ,file_type , *args):  #读取文件中的数据  if file_type == 'r':    flie_list = []    with open(filename,file_type) as sub_all:      for file_line in sub_all:        flie_list.append(file_line.strip())      #print(flie_list)      return flie_list  #读取文件中的用户号  elif file_type == 'ru':    flie_list = []    with open(filename,'r') as sub_all:      for file_line in sub_all:        file_l = file_line.split('|')        user_no = file_l[0]        flie_list.append(user_no.strip())      #print(flie_list)      return flie_list  #写入文件  elif file_type == 'a+':    data = args[0]    with open(filename, file_type) as sub_all:      sub_all.write(data +"/n")  else:    print('您输入的格式没有，请检查')class User(object):  def __init__(self, user_no, user_pw):    self.user_no = user_no    self.user_pw = user_pw    self.file = 'login.log'  @property  #检查账号是否已经存在  def check_user(self):    flie_list = open_file(self.file, 'ru')    if self.user_no in flie_list:      return '1'    else:      return '0'  #注册账号  def regist(self):    user_info = '%s|%s' % (self.user_no, self.user_pw)    open_file(self.file, 'a+',user_info)    #return'注册成功'  #账号登录  def login(self):    flie_list = open_file(self.file, 'r')    user_info = '%s|%s' % (self.user_no, self.user_pw)    if user_info in flie_list:      return '1'    else:      return '0'def return_more(args):  pass#循环验证登录，循环注册账号while True:  print('请选择/n '     '1. 注册/n'     '2. 登录/n'     '3. 退出')  choose = input('请选择').strip()  if choose == '1':    for i in range(3):      user_no = input('请输入注册账号：').strip()      user_pw = ''      user = User(user_no,user_pw)      #检查用户号是否存在      return_more = user.check_user      if return_more == '0':        user_pw = input('请输入注册密码：').strip()        user = User(user_no, user_pw)        return_more = user.regist()        print(return_more)        break      else:        print('您输入的账号已经存在，请选择其他账号')    #print('您输入的错误次数太多，已退出！')  elif choose == '2':     for i in range(3):       user_no = input('请输入登录账号：').strip()       user_pw = input('请输入登录密码').strip()       user = User(user_no, user_pw)       #用户登录       return_mk = user.login()       if return_mk =='0':         print("登录失败，请重新输入")       else:         print('登录成功')         break  elif choose == '3':    break  else:    print('输入序号有无，请重新输入')