• python【项目】:工资管理(简易版)


    • 功能要求
    1. 登录系统用户认证通过后才能列出下一级菜单员工信息表
    2. 登录系统要有用户登录、注册账号、删除账号、修改密码、退出
    3. 登录密码要有加密功能
    4. 从info.txt文件读取员工及工资信息,最后通过增加,修改员工信息写入原info.txt文件
    • 开发环境
    1. python 3.6.1
    2. PyCharm 2016.2.3
    • 目录结构
    1 project
    2   |--day2
    3         |--login.py
    4         |--PayrollStstem.py
    5         |--log.txt
    6         |--info.txt
    • 程序设计
      1 #!/usr/bin/env python
      2 #coding=utf-8
      3 __author__ = 'yinjia'
      4 
      5 import hashlib
      6 import sys
      7 from project.day2 import PayrollSystem
      8 
      9 #存储文件
     10 filename = 'log.txt'
     11 #账号信息表
     12 result = {}
     13 
     14 def md5(arg):
     15     """
     16     密码进行md5加密
     17     :param arg: 用户的密码
     18     :return: 返回进行加密后的密码
     19     """
     20     result = hashlib.md5(bytes("k1:1a2 k2:688",encoding='utf-8'))
     21     result.update(bytes(arg,encoding='utf-8'))
     22     return result.hexdigest()
     23 
     24 
     25 def login(username,password):
     26     """
     27     用于验证用户密码
     28     :param username:用户名
     29     :param password:密码
     30     :return: True,用户名验证成功;False,用户验证失败
     31     """
     32 
     33     with open(filename,"r") as f:
     34             for line in f:
     35                 u,p = line.strip().split(":")
     36                 if username == u and md5(password) == p:
     37                     return True
     38             return False
     39 
     40 def register(username,password):
     41     """
     42     用户注册
     43     :param username: 用户名
     44     :param password: 密码
     45     :return: True,用户注册成功;
     46     """
     47 
     48     with open(filename,"a") as f:
     49         temp = "
    " + username + ":" + md5(password)
     50         f.write(temp)
     51     return True
     52 
     53 def user_exist(username):
     54     """
     55     检查用户名是否存在
     56     :param username: 用户名
     57     :return: True,用户名存在; False,用户名不存在
     58     """
     59     with open(filename,"r") as f:
     60         for line in f:
     61             line = line.strip()
     62             line_list = line.split(":")
     63             if username == line_list[0]:
     64                 return True
     65     return False
     66 
     67 def delete(username):
     68     """
     69     删除用户名
     70     :param username: 用户名
     71     :return: True,删除成功; False,删除失败
     72     """
     73     info()
     74     del result[username]
     75     with open(filename,'w') as f:
     76         for key,value in result.items():
     77             f.write("%s%s%s
    " % (key,":",value))
     78     return True
     79 
     80 def edit(username,old_password,new_password):
     81     """
     82     修改密码
     83     :param username:用户名
     84     :param old_password:旧密码
     85     :param new_password:新密码
     86     :return:True,修改成功;False,修改失败
     87     """
     88     info()
     89     ret = result[username]
     90     if ret == md5(old_password):
     91         result[username] = md5(new_password)
     92         with open(filename, 'w') as f:
     93             for key, value in result.items():
     94                 f.write("%s%s%s
    " % (key, ":", value))
     95         return True
     96 
     97 def info():
     98     """
     99     提取账号信息
    100     :return: 返回账号信息表
    101     """
    102     with open(filename,'r') as f:
    103         for line in f:
    104             line = line.strip()
    105             result[line.split(":")[0]] = line.split(":")[1]
    106         return result
    107 
    108 def main():
    109     info_msg = """
    110     1、登录系统
    111     2、注册账号
    112     3、删除账号
    113     4、修改密码
    114     """
    115 
    116     print('33[32;1m')
    117     print('*' * 50)
    118     print('				欢迎登录工资管理系统')
    119     print('*' * 50)
    120     print('33[0m')
    121     print(info_msg)
    122     pingtai = str(input("33[1;34;1m请选择操作(退出请输入q|Q):33[0m")).strip()
    123     if pingtai == "1":
    124         user = input("请输入用户名:")
    125         pwd = input("请输入密码:")
    126         ret = login(user,pwd)
    127         if ret:
    128             print("33[1;31;1m<<<<<<<<登录成功>>>>>>>>>33[0m")
    129             info = PayrollSystem.salary()
    130             info.comm()
    131         else:
    132             print("33[1;31;1m<<<<<<<<登录失败>>>>>>>>>33[0m")
    133     elif pingtai == "2":
    134         user = input("请输入用户名:")
    135         pwd = input("请输入密码:")
    136         ret = user_exist(user)
    137         if ret:
    138             print("33[1;31;1m用户名已存在,不能注册!33[0m")
    139         else:
    140             add_user = register(user,pwd)
    141             if add_user:
    142                 print("注册成功")
    143             else:
    144                 print("注册失败")
    145     elif pingtai == "3":
    146         user = input("请输入用户名:")
    147         del_user1 = user_exist(user)
    148         if del_user1:
    149             del_user2 = delete(user)
    150             if del_user2:
    151                 print("删除成功!")
    152             else:
    153                 print("删除失败!")
    154         else:
    155             print("33[1;31;1m用户名不存在,无法删除!33[0m")
    156 
    157     elif pingtai == "4":
    158         user = input("请输入用户名:")
    159         pas1 = input('请输入旧密码:')
    160         pas2 = input('请输入新密码:')
    161         del_user = user_exist(user)
    162         if del_user:
    163             edit_user = edit(user,pas1,pas2)
    164             if edit_user:
    165                 print("修改密码成功!")
    166             else:
    167                 print("33[1;31;1m旧密码错误,修改密码失败!33[0m")
    168         else:
    169             print("33[1;31;1m用户名不存在,无法修改!33[0m")
    170     elif str(pingtai).lower() == "q":
    171         print("GoodBye!")
    172         sys.exit()
    173     else:
    174         print("33[1;31;1m非法输入!33[0m")
    175 
    176 if __name__ == "__main__":
    177     main()
    系统登录
      1 #!/usr/bin/env python
      2 # _*_ coding:utf-8 _*_
      3 __author__ = 'Yin Jia'
      4 
      5 import sys
      6 
      7 # 员工存储文件
      8 filename = "info.txt"
      9 #提取姓名信息表
     10 info_dict = {}
     11 
     12 class salary:
     13 
     14     def Query(self):
     15         """
     16         查询员工
     17         :return:输出员工的工资
     18         """
     19         while True:
     20             self.info()
     21             user = input("请输入要查询的员工姓名(例如:Jon)").strip()
     22             if user in info_dict.keys():
     23                 print('%s的工资:%s' % (user,info_dict[user]))
     24                 break
     25             else:
     26                 print('用户不存在!')
     27 
     28     def Insert(self):
     29         while True:
     30             self.info()
     31             user = input("请输入要增加的员工姓名和工资,共空格分割(例如:Eric 100000):").strip()
     32             # 转换成列表
     33             u, p = user.split(" ")
     34             if u not in info_dict.keys():
     35                 info_dict[u] = p
     36                 with open(filename, 'w') as f:
     37                     # 循环读取字典信息并写入文件
     38                     for key, value in info_dict.items():
     39                         f.write("%s%s%s
    
    " % (key, " ", value))
     40                 print('%s 新增成功!' % u)
     41                 break
     42             else:
     43                 print('用户已存在,不能增加!')
     44 
     45 
     46     def Update(self):
     47         while True:
     48             self.info()
     49             user = input("请输入要修改的员工姓名和工资,用空格分隔(例如:Jon 100):").strip()
     50             #转换成列表
     51             u,p = user.split(" ")
     52             if u in info_dict.keys():
     53                 info_dict[u] = p
     54                 with open(filename,'w') as f:
     55                     # 循环读取字典信息并写入文件
     56                     for key,value in info_dict.items():
     57                         f.write("%s%s%s
    
    " % (key," ",value))
     58                 print('%s 修改成功!' % u)
     59                 break
     60             else:
     61                 print('用户不存在!')
     62 
     63     def Delete(self):
     64         while True:
     65             self.info()
     66             user = input("请输入要删除的员工姓名(例如:Jon):").strip()
     67             if user in info_dict.keys():
     68                 del info_dict[user]
     69                 with open(filename, 'w') as f:
     70                     # 循环读取字典信息并写入文件
     71                     for key, value in info_dict.items():
     72                         f.write("%s%s%s
    
    " % (key, " ", value))
     73                     print('%s 删除成功!' % user)
     74                     break
     75             else:
     76                 print('用户不存在!')
     77 
     78     def info(self):
     79         """
     80         读取员工信息表
     81         :return: 返回员工信息表
     82         """
     83         with open(filename,'r',encoding='utf-8') as f:
     84             for i in f:
     85                 if not i.startswith("
    "):
     86                     u,p = i.strip().split(" ")
     87                     info_dict[u] = p
     88             return info_dict
     89 
     90     def Exit(self):
     91         print('GoodBye!')
     92         sys.exit()
     93     def comm(self):
     94         info_msg = """
     95         1. 查询员工工资
     96         2. 修改员工工资
     97         3. 增加新员工记录
     98         4、删除员工记录
     99         5、退出
    100         """
    101         payroll = salary()
    102 
    103         info_payroll = {
    104             '1': payroll.Query,
    105             '2': payroll.Update,
    106             '3': payroll.Insert,
    107             '4': payroll.Delete,
    108             '5': payroll.Exit
    109         }
    110 
    111         while True:
    112             print('33[32;1m')
    113             print('*' * 50)
    114             print('				员工工资信息表')
    115             print('*' * 50)
    116             print('33[0m')
    117             print(info_msg)
    118             choose = input('33[1;31;1m请输入操作选项>>>:33[0m').strip()
    119             if choose not in info_payroll.keys():
    120                 print("不合法,请重新录入!")
    121                 continue
    122             info_payroll[choose]()
    工资信息表
    • 效果演示

    部分效果截图展示:

  • 相关阅读:
    LuoguP2763 试题库问题(最大流)
    LuoguP3254 圆桌问题(最大流)
    LuoguP2765 魔术球问题(最大流)
    LuoguP2764 最小路径覆盖问题(最大流)
    LuoguP4016 负载平衡问题(费用流)
    LuoguP2756 飞行员配对方案问题(最大流)
    BZOJ3675: [Apio2014]序列分割(斜率优化Dp)
    BZOJ1814: Ural 1519 Formula 1(插头Dp)
    BZOJ4652: [Noi2016]循环之美(莫比乌斯反演,杜教筛)
    BZOJ4916: 神犇和蒟蒻(杜教筛)
  • 原文地址:https://www.cnblogs.com/yinjia/p/8689337.html
Copyright © 2020-2023  润新知