'Get the filesystem path of a manifestation on a particular node.
:param UUID node_uuid: The uuid of the node.
:param unicode dataset_id: The dataset identifier.
:return FilePath: The path where the manifestation exists.'

def manifestation_path(self, node_uuid, dataset_id):

    node = self._deployment_state.get_node(node_uuid)
    return node.paths[dataset_id]
