extra.py 文件源码

def unzip(source, out_path):
    '''Unzip function.

    Arguments:
        source (str): path to zip file
        out_path (str): path to out_file

    '''
    print 'Unzipping %s to %s' % (source, out_path)

    if not zipfile.is_zipfile(source):
        raise ValueError('%s is not a zipfile' % source)

    if not path.isdir(out_path):
        raise ValueError('%s is not a directory' % out_path)

    with zipfile.ZipFile(source) as zf:
        zf.extractall(out_path)