def get_mpp_coordinator(self) -> Optional[Cluster]:
        """Load the PostgreSQL cluster for the MPP Coordinator.

        .. note::
            This method is only executed on the worker nodes to find the coordinator.

        :returns: Select :class:`Cluster` instance associated with the MPP Coordinator group ID.
        """
        try:
            return self.__get_postgresql_cluster(f'{self._base_path}/{self._mpp.coordinator_group_id}/')
        except Exception as e:
            logger.error('Failed to load %s coordinator cluster from %s: %r',
                         self._mpp.type, self.__class__.__name__, e)
        return None
Load the PostgreSQL cluster for the MPP Coordinator.

        .. note::
            This method is only executed on the worker nodes to find the coordinator.

        :returns: Select :class:`Cluster` instance associated with the MPP Coordinator group ID.
        
patroni/dcs/__init__.py