def describe_directory(self, path):
        """
        
        """
        conn = self.get_conn()
        flist = conn.listdir_attr(path)
        files = {}
        for f in flist:
            modify = datetime.datetime.fromtimestamp(
                f.st_mtime).strftime('%Y%m%d%H%M%S')
            files[f.filename] = {
                'size': f.st_size,
                'type': 'dir' if stat.S_ISDIR(f.st_mode) else 'file',
                'modify': modify}
        return files