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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 _flush_raw_or_buffered(self):
 """ Flush using raw of buffered methods. """

        # Flush only if bytes written
        # This avoid no required process/thread
        # creation and network call.
        # This step is performed by raw stream.
        if self._buffer_seek and self._seek:
            self._seek += 1
            with handle_os_exceptions():
                self._flush()

        # If data lower than buffer size
        # flush data with raw stream to reduce IO calls
        elif self._buffer_seek:
            self._raw._write_buffer = self._get_buffer()
            self._raw._seek = self._buffer_seek
            self._raw.flush()