docs: def server_list_min(self):
          '''
          List minimal information about servers
          '''
          nt_ks = self.compute_conn
          ret = {}
          for item in nt_ks.servers.list(detailed=False):
              try:
                  ret[item.name] = {
                      'id': item.id,
                      'state': 'Running'
                  }
              except TypeError:
                  pass
          return ret