Shoot me a friend requestJayWolf 06 <| sep |> The python library is pretty smart , you should think of it just like nodes inside Houdini a hou . nodeobj b a . nodeFRACTUREassemble 1 INPUT b . path ' objFRACTUREassemble 1 INPUT ' See that when I ' m in a I just need to complete the path to b , this would be navigating it node by node c a . nodeFRACTURE d c . nodeassemble 1 e d . nodeINPUT d hou . SopNode of type assemble at objFRACTUREassemble 1 e . path ' objFRACTUREassemble 1 INPUT ' In your example you told Houdini to go to obj . assemble 1 INPUT , which doesn ' t exist , hence the error <| sep |> EDIT et je prie pour leur sort . C ' est bon alors , ils sont sauvs , tu peux t ' arrter . Ta prire a t entendue et le bon Dieu a mis les units de police sur le chemin de la maison de retraite pour aller leur rescousse .