本文实例为大家分享了python实现银行系统的具体代码，供大家参考，具体内容如下

1、admin.py 定义管理员信息和主界面显示

#!/usr/bin/env python
# coding:UTF-8
 
 
"""
@version: python3.x
@author:曹新健
@contact: 617349013@qq.com
@software: PyCharm
@file: admin.py
@time: 2018/9/11 10:14
"""
 
 
import time
class Admin():
 def __init__(self,name,passwd):
  self.name = name
  self.__passwd = passwd
  self.__status = False
 
 def adminView(self):
  for i in range(4):
   print("".center(60,"*"))
  s1 = "欢迎光临曹氏银行"
  print(s1.center(60-len(s1),"*"))
  for i in range(4):
   print("".center(60,"*"))
  if self.__status:
   print("管理员被锁定，请联系大神曹新健")
   return -1
  name = input("请输入管理员用户名：")
  if name != self.name:
   print("用户名输入错误")
   return -1
  if self.checkAdminPasswd() != 0:
   return -1
  return 0
 
 
 
 def adminAction(self):
  print("""************************************************************
***************开户(1)****************销户(2)***************
***************查询(3)****************转账(4)***************
***************取款(5)****************存款(6)***************
***************锁定(7)****************解锁(8)***************
***************改密(9)****************补卡(0)***************
************************退出 系统(q)************************
************************************************************
  """)
 
 def checkAdminPasswd(self):
  n = 0
  while n <= 3:
   if n == 3:
    self.status = True
    print("输入超过3次，管理员被锁定，请联系大神曹新健")
    return -1
   passwd = input("请输入密码：")
   if passwd != self.__passwd:
    print("密码输入错误，请重新输入")
    n += 1
   else:
    print("密码验证成功，请稍后")
    time.sleep(2)
    return 0
 @property
 def passwd(self):
  return self.__passwd
 
 @passwd.setter
 def passwd(self,password):
  self.__passwd = password
 
 @property
 def status(self):
  return self.__status
 
 @status.setter
 def status(self, st):
  self.__status = st
 
if __name__ == "__main__":
 admin = Admin("cxj","1")
 while True:
  admin.adminView()

2、card.py定义银行卡信息

#!/usr/bin/env python
# coding:UTF-8
 
 
"""
@version: python3.x
@author:曹新健
@contact: 617349013@qq.com
@software: PyCharm
@file: card.py
@time: 2018/9/11 15:02
"""
 
 
import random
 
class Card():
 def __init__(self,id,balance):
  self.__id = id
  self.__balance = balance
  self.status = False
 
 @property
 def id(self):
  return self.__id
 
 @id.setter
 def id(self,id):
  self.__id = id
 
 @property
 def balance(self):
  return self.__balance
 
 @balance.setter
 def balance(self,balance):
  self.__balance = balance
 
 
if __name__ == "__main__":
 card = Card(1000)
 print(card.id)
 print(card.balance)

3、user.py定义银行账户信息

#!/usr/bin/env python
# coding:UTF-8
 
 
"""
@version: python3.x
@author:曹新健
@contact: 617349013@qq.com
@software: PyCharm
@file: user.py
@time: 2018/9/11 14:54
"""
 
class User():
 def __init__(self,name,idCard,phone,passwd,card):
  self.__name = name
  self.__idCard = idCard
  self.phone = phone
  self.__passwd = passwd
  self.card = card
 
 @property
 def name(self):
   return self.__name
 
 @name.setter
 def name(self,name):
  self.__name = name
 
 @property
 def idCard(self):
  return self.__idCard
 
 @idCard.setter
 def idCard(self, idCard):
  self.__idCard = idCard
 
 @property
 def passwd(self):
  return self.__passwd
 
 @passwd.setter
 def passwd(self, passwd):
  if self.__passwd == passwd:
   raise UsersException("新密码跟旧密码一样")
  else:
   self.__passwd = passwd
 
class UsersException(Exception):
 pass