def LookupInvoice(self, request, context):
        """lncli: `lookupinvoice`
        LookupInvoice attempts to look up an invoice according to its payment hash.
        The passed payment hash *must* be exactly 32 bytes, if not, an error is
        returned.
        """
        context.set_code(grpc.StatusCode.UNIMPLEMENTED)
        context.set_details('Method not implemented!')
        raise NotImplementedError('Method not implemented!')
lncli: `lookupinvoice`
        LookupInvoice attempts to look up an invoice according to its payment hash.
        The passed payment hash *must* be exactly 32 bytes, if not, an error is
        returned.
        
home.admin/config.scripts/lndlibs/lightning_pb2_grpc.py