python读取中文路径失败怎么解决？

import os  

root_path = 'E:\\project\\sk_man-master\\SK\\static\\sk\\new_clothes\\'+u'裤子'

    for file in os.listdir(root_path):

    print file.decode('gbk')

root_path = unicode('E:\\project\\sk_man-master\\SK\\static\\sk\\new_clothes\\裤子','utf-8')