utils.py

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

# Copyright (C) 2011 ~ 2014 Andy Stewart
#
# Author:     Andy Stewart <lazycat.manatee@gmail.com>
# Maintainer: Andy Stewart <lazycat.manatee@gmail.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

import os

def get_parent_dir(filepath, level=1):
    '''
    Get parent directory with given return level.

    @param filepath: Filepath.
    @param level: Return level, default is 1
    @return: Return parent directory with given return level.
    '''
    parent_dir = os.path.realpath(filepath)

    while(level > 0):
        parent_dir = os.path.dirname(parent_dir)
        level -= 1

    return parent_dir