FreeOpcUa / python-opcua

        node.NodeAttributes = attrs

        res = self.server.add_nodes([node])

        self._add_refs(obj)

        return res[0].AddedNodeId

    def _make_ext_obj(sefl, obj):

        ext = getattr(ua, obj.objname)()

        for name, val in obj.body:

            if type(val) is str:

                raise Exception("Error val should a dict", name, val)

            else:

                for attname, v in val:

                    # tow possible values:

                    # either we get value directly

                    # or a dict if it s an object or a list

                    if type(v) is str:

                        setattr(ext, attname, to_python(v, ext, attname))

                    else:

                        # so we habve either an object or a list...

                        obj2 = getattr(ext, attname)

                        if isinstance(obj2, ua.NodeId):

                            for attname2, v2 in v:

                                if attname2 == "Identifier":

                                    obj2 = ua.NodeId.from_string(v2)

                        obj2 = getattr(ext, attname)

                        if isinstance(obj2, ua.NodeId):

                            for attname2, v2 in v:

                                if attname2 == "Identifier":

                                    obj2 = ua.NodeId.from_string(v2)

                                    setattr(ext, attname, obj2)

                                    break

                        elif not isinstance(obj2, ua.NodeId) and not hasattr(obj2, "ua_types"):

                            # we probably have a list

                            my_list = []

                            for vtype, v2 in v:

                                my_list.append(ua_type_to_python(v2, vtype))

                            setattr(ext, attname, my_list)

                        else:

                            for attname2, v2 in v:

                                setattr(obj2, attname2, to_python(v2, obj2, attname2))

                            setattr(ext, attname, obj2)

        return ext

    def _add_variable_value(self, obj):

        """

        Returns the value for a Variable based on the objects valuetype.