#!/usr/bin/env python
#coding:utf-8

class Person:
 def __init__(self,name):
 self.name = name
 print self.name

 def __work(self,salary):
 print "%s salary is: %d"%(self.name,salary)

 def worker(self):
 self.__work(500)

if __name__=="__main__":
 officer = Person("Tom")
 #officer.__work(1000)
 officer.worker()