channels = sorted([x for x in session.listChannels(**opts)], key=lambda x: x['name'])

      except koji.ParameterError:

          channels = sorted([x for x in session.listChannels()], key=lambda x: x['name'])

      session.multicall = True

      for channel in channels:

          session.listHosts(channelID=channel['id'])

      if options.show_channels:

          with session.multicall() as m:

              result = [m.listChannels(host['id']) for host in hosts]

          for host, channels in zip(hosts, result):

              list_channels = []

              for c in channels.result: