def get_output_nodes(self):
        rop_context = hou.node('/out')

        # get the children
        out_nodes = rop_context.children()

        exclude_node_types = [
            hou.nodeType(hou.nodeTypeCategories()["Driver"], "wedge")
        ]

        # remove nodes in type in exclude_node_types list
        new_out_nodes = [node for node in out_nodes
                         if node.type() not in exclude_node_types]

        return new_out_nodes
returns the rop nodes in the scene
dataset/ETHPy150Open eoyilmaz/anima/anima/env/houdini.py/Houdini.get_output_nodes