# -*- coding: utf-8 -*-
"""
Created on Mon Aug 19 12:36:28 2019

@author: fengkaibin

"""

import os

def test():
    
    a = os.getcwd()
    return a


def test2():
    
    a = os.getcwd()
    return a


def test3():
    
    a = os.getcwd()
    return a
