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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 Run(self, unused_arg, ttl=None):
 """Returns the startup information."""

    logging.debug("Sending startup information.")
    boot_time = rdfvalue.RDFDatetime.FromSecondsSinceEpoch(psutil.boot_time())
    response = rdf_client.StartupInfo(
        boot_time=boot_time, client_info=GetClientInformation())

    self.grr_worker.SendReply(
        response,
        session_id=self.well_known_session_id,
        response_id=0,
        request_id=0,
        message_type=rdf_flows.GrrMessage.Type.MESSAGE,
        require_fastpoll=False,
        ttl=ttl)