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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def open_file(self, path, mode="r", buff_size=0, replication=0, blocksize=0, encoding=None, errors=None):
 """ Open an HDFS file. Supported opening modes are "r", "w", "a". In addition, a trailing "t" can be added to specify text mode (e.g., "rt" = open for reading text). Pass 0 as ``buff_size``, ``replication`` or ``blocksize`` if you want to use the "configured" values, i.e., the ones set in the Hadoop configuration files. :type path: str :param path: the full path to the file :type mode: str :param mode: opening mode :type buff_size: int :param buff_size: read/write buffer size in bytes :type replication: int :param replication: HDFS block replication :type blocksize: int :param blocksize: HDFS block size :rtpye: :class:`~.file.hdfs_file` :return: handle to the open file """

        _complain_ifclosed(self.closed)
        if not path:
            raise ValueError("Empty path")
        m, is_text = common.parse_mode(mode)
        if not self.host:
            fret = local_file(self, path, m)
            if is_text:
                cls = io.BufferedReader if m == "r" else io.BufferedWriter
                fret = TextIOWrapper(cls(fret), encoding, errors)
            return fret
        f = self.fs.open_file(path, m, buff_size, replication, blocksize)
        cls = FileIO if is_text else hdfs_file
        fret = cls(f, self, mode)
        return fret