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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 raw_callback(self, raw_packet):
 """Send data to all connected clients."""

        if not ';PONG;' in raw_packet:
            log.info('forwarding packet %s to clients', raw_packet)
        else:
            log.debug('forwarding packet %s to clients', raw_packet)
        writers = [i[1] for i in list(clients)]
        for writer in writers:
            writer.write(str(raw_packet).encode() + CRLF)