docs: def do_numberrep(self, line):
          """numberrep <number of replicas> Set preferred number of replicas for new
          objects If the preferred number of replicas is set to zero, replication is also
          disallowed."""
          n_replicas = self._split_args(line, 1, 0)[0]
          self._command_processor.get_session().get_replication_policy().set_number_of_replicas(
              n_replicas
          )
          self._print_info_if_verbose("Set number of replicas to {}".format(n_replicas))