#NEWLINE# def get_or_create_path( self , node , * rels_and_nodes ) : #NEWLINE# #INDENT# ' Construct a unique path across a specified set of nodes and\n        relationships, adding only parts that are missing. Nodes may be\n        existing concrete node instances, abstract nodes or :py:const:`None`\n        but references to other requests are not supported.\n\n        :param node: start node\n        :param rels_and_nodes: alternating relationships and nodes\n        :return: :class:`.Job`\n        ' #NEWLINE# return self . append ( CreateUniquePathJob ( self . graph , node , * node ) )