def METHOD_NAME(self):
    self._details_widget.set_details(None, None)
    self._model.METHOD_NAME()
    host = registered_host()
    dev_mode = os.environ.get("AVALON_DEVELOP_MODE") or ""
    editable = False
    if dev_mode.lower() in ("1", "yes", "true", "on"):
        editable = hasattr(host, "save_instances")
    self._details_widget.set_editable(editable)