def addOneCashier(self):
     '''前台'''
     cash_no=input("请输入增加售货员的编号:").strip()
     cash=Basic.queryOneCashier(cash_no)
     if cash!=[]:
         print("该编号已存在不能重复添加.")
         return
     cash_name=input("请输入该员工的姓名:").strip()
     cash_pwd=input("请输入该员工的密码:").strip()
     cash_sex=input("请输入该员工的性别:").strip()
     cash_age=int(input("请输入该员工的年龄:").strip())
     cash_hourse=float(input("请输入该员工的日工作量:").strip())
     cash_salary=float(input("请输入该员工的月工资:").strip())
     cash_phone=input("请输入该员工的手机号:").strip()
     cash_entry=input("请输入该员工的出生日期(eg: 2019-6-4):").strip()
     try:
         Basic.addOneCashier(cash_no,cash_name,cash_pwd,cash_sex,cash_age,cash_hourse,cash_salary,cash_phone,cash_entry)
         print("添加售货员成功.")
     except Exception as e:
         print("添加售货员失败,原因:",e)