def build_nodegraph_args(descr=None, epilog=None, parser=None, citations=None):
 parser = build_graph_args(descr=descr, epilog=epilog, parser=parser, citations=citations)
 return parser

def build_nodegraph_args ( descr = None , epilog = None , parser = None , citations = None ) : parser = build_graph_args ( descr = descr , epilog = epilog , parser = parser , citations = citations ) return parser
build an argumentparser with args for nodegraph based scripts .