#!/usr/bin/env python
# -*- encoding: utf-8 -*-
"""
Topic: 操作路径名
Desc : 
"""
import os


def path_names():
    path = '/Users/beazley/Data/data.csv'
    print(os.path.basename(path))
    print(os.path.dirname(path))
    print(os.path.join('tmp', 'data', os.path.basename(path)))

    path = '~/Data/data.csv'
    print(os.path.expanduser(path))
    print(os.path.splitext(path))

if __name__ == '__main__':
    path_names()