Python3实现的简单工资管理系统示例

#!/usr/bin/env python3# Author:Robert# --*-- coding: utf-8 --*--def file_test():  with open("info.txt",'r',encoding="utf-8") as f:    file = list(f)    return filedef server():  for i in range(1):    print("1.查询员工工资/n2.修改员工工资/n3.增加新员工记录/n4.退出")    return iloginSucces = Falsewhile True:    i = server()    serial_number = input("请选择你的服务>>:")    if serial_number.isdigit():      serial_number = int(serial_number)      file = file_test()      if serial_number < 5 and serial_number >= 0:        if serial_number == 1:          name = input("请输入要查询的员工姓名:").strip()          for i in file:            file = i.strip().split()            if name in file:              break          for i in file:            if name in file:              name_sum = file[1]              print("/033[32;1m%s的工资是：%s/033[0m/n"%(name,name_sum))              break          else:            print("/033[31;1m没有此用户！/033[0m/n")        elif serial_number == 2:          name_old = input("请输入要修改的员工姓:").strip()          for ii in file:            file = ii.strip().split()            if name_old in file:              print(file)              sum_old = file[1]              name_alter,sum_alter = input("请输入修改的新员工姓名和工资，用空格分割:").strip().split()              with open("info.txt","r",encoding="utf-8") as f:                lines = f.readlines()              with open("info.txt","w",encoding="utf-8") as f_a:                for line in lines:                  if name_old in line:                    line = line.replace(name_old,name_alter)                  f_a.write(line)                f_a.close()                with open("info.txt", "r", encoding="utf-8") as f:                  lines = f.readlines()                with open("info.txt", "w", encoding="utf-8") as f_b:                  for line in lines:                    if name_alter in line:                      line = line.replace(sum_old,sum_alter)                    f_b.write(line)                  f_b.close()                  print("修改成功")                  break                  if loginSucces == True: break          else:            print("/033[31;1m没有此用户！/033[0m/n")        elif serial_number == 3:          try:            name_new, sum_new = input("请输入要增加的员工姓名和工资，用空格分割:").strip().split()          except ValueError:            print("/033[31;1m输入的参数不够！/033[0m/n")          else:            if name_new.isalpha() and sum_new.isdigit():              for ii in file:                file = ii.strip().split()                if name_new not in file:                  with open("info.txt", "a+", encoding="utf-8") as f_c:                    f_c.write("/n%s %s"%(name_new,sum_new))                  print("增加成功")                  break                  if loginSucces == True: break            else:              print("/033[31;1m参数类型不对！/033[0m/n")        elif serial_number == 4:          print("/033[31;1m谢谢使用，下次再见！/033[0m/n")          exit()      else:        print("/033[31;1m请输入正确的序号！/033[0m/n")    else:      print("/033[31;1m输入的不是整数！/033[0m/n")