code: def del_svc_downtime(self, downtime_id):
          
          broks = []
          for svc in self.daemon.services:
              if downtime_id in svc.downtimes:
                  broks.extend(svc.downtimes[downtime_id].cancel(self.daemon.timeperiods,
                                                                 self.daemon.hosts,
                                                                 self.daemon.services))
                  break
          else:
              self.send_an_element(make_monitoring_log(
                  'warning', 'DEL_SVC_DOWNTIME: downtime id: %s does not exist '
                             'and cannot be deleted.' % downtime_id))
          for brok in broks:
              self.send_an_element(brok)
docs: Delete a service downtime
          Format of the line that triggers function call::
  
          DEL_SVC_DOWNTIME;<downtime_id>
  
          :param downtime_id: downtime id to delete
          :type downtime_id: int
          :return: None