def partid2nids(self, partid, ntype):
        """From partition id to global node IDs

        Parameters
        ----------
        partid : int
            partition id
        ntype : str
            The node type

        Returns
        -------
        tensor
            node IDs
        """
From partition id to global node IDs

        Parameters
        ----------
        partid : int
            partition id
        ntype : str
            The node type

        Returns
        -------
        tensor
            node IDs
        
python/dgl/distributed/graph_partition_book.py