FreeOpcUa / python-opcua

            attrs.UserAccessLevel = obj.useraccesslevel

        if obj.minsample:

            attrs.MinimumSamplingInterval = obj.minsample

        if obj.dimensions:

            attrs.ArrayDimensions = obj.dimensions

        node.NodeAttributes = attrs

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

        self._add_refs(obj)

        return res[0].AddedNodeId

    def add_reference_type(self, obj):

        node = self._get_node(obj)

        attrs = ua.ReferenceTypeAttributes()

        if obj.desc:

            attrs.Description = ua.LocalizedText(obj.desc)

        attrs.DisplayName = ua.LocalizedText(obj.displayname)

        if obj. inversename:

            attrs.InverseName = ua.LocalizedText(obj.inversename)

        if obj.abstract:

            attrs.IsAbstract = obj.abstract

        if obj.symmetric:

            attrs.Symmetric = obj.symmetric

        node.NodeAttributes = attrs

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

            attrs.IsAbstract = obj.abstract

        if obj.symmetric:

            attrs.Symmetric = obj.symmetric

        node.NodeAttributes = attrs

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

        self._add_refs(obj)

        return res[0].AddedNodeId

    def add_datatype(self, obj):

        node = self._get_node(obj)

        attrs = ua.DataTypeAttributes()

        if obj.desc:

            attrs.Description = ua.LocalizedText(obj.desc)

        attrs.DisplayName = ua.LocalizedText(obj.displayname)

        if obj.abstract:

            attrs.IsAbstract = obj.abstract

        node.NodeAttributes = attrs

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

        self._add_refs(obj)

        return res[0].AddedNodeId

    def _add_refs(self, obj):