code: def set(self, name, msg) :
          "fills in the error name and message."
          dbus.dbus_set_error(self._dbobj, name.encode(), b"%s", msg.encode()f set(self, name, msg) :
          "fills in the error name and message."
          dbus.dbus_set_error(self._dbobj, name.encode(), b"%s", msg.encode())
docs: fills in the error name and message.