docs: def get_host_physnet(self, context):
          """Returns dictionary which contains physical topology information
  
          for a given host_id
          """
          host_id = utils.hostname(context.host)
          cmd = ['show network physical-topology neighbors']
          try:
              response = self._run_eos_cmds(cmd)
              # Get response for 'show network physical-topology neighbors'
              # command
              neighbors = response[0]['neighbors']
              for neighbor in neighbors:
                  if host_id in neighbor:
                      physnet = neighbors[neighbor]['toPort'][0]['hostname']
                      LOG.debug("get_physical_network: Physical Network for "
                                "%(host)s is %(physnet)s", {'host': host_id,
                                                            'physnet': physnet})
                      return physnet
              LOG.debug("Physical network not found for %(host)s",
                        {'host': host_id})
          except Exception as exc:
              LOG.error(_LE('command %(cmd)s failed with '
                        '%(exc)s'), {'cmd': cmd, 'exc': exc})
          return None