FreeOpcUa / python-opcua

            return ua.Variant(extobj, getattr(ua.VariantType, obj.valuetype))

        elif obj.valuetype == 'Guid':

            return ua.Variant(uuid.UUID(obj.value), getattr(ua.VariantType, obj.valuetype))

        elif obj.valuetype == 'LocalizedText':

            ltext = ua.LocalizedText()

            for name, val in obj.value:

                if name == "Text":

                    ltext.Text = val.encode("utf-8")

                else:

                    self.logger.warning("While parsing localizedText value, unkown element: %s with val: %s", name, val)

            return ua.Variant(ltext, ua.VariantType.LocalizedText)

        elif obj.valuetype == 'NodeId':

            return ua.Variant(ua.NodeId.from_string(obj.value))

        else:

            return ua.Variant(obj.value, getattr(ua.VariantType, obj.valuetype))

    def add_variable_type(self, obj):

        node = self._get_node(obj)

        attrs = ua.VariableTypeAttributes()

        if obj.desc:

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

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

        attrs.DataType = self.to_nodeid(obj.datatype)

        if obj.value and len(obj.value) == 1:

            attrs.Value = obj.value[0]

        if obj.rank:

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

        attrs.DataType = self.to_nodeid(obj.datatype)

        if obj.value and len(obj.value) == 1:

            attrs.Value = obj.value[0]

        if obj.rank:

            attrs.ValueRank = obj.rank

        if obj.abstract:

            attrs.IsAbstract = obj.abstract

        if obj.dimensions:

            attrs.ArrayDimensions = obj.dimensions

        node.NodeAttributes = attrs

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

        self._add_refs(obj)

        res[0].StatusCode.check()

        return res[0].AddedNodeId

    def add_method(self, obj):

        node = self._get_node(obj)

        attrs = ua.MethodAttributes()

        if obj.desc:

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

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

        if obj.accesslevel:

            attrs.AccessLevel = obj.accesslevel

        if obj.useraccesslevel: