also prevent changing API options via override_settings

        return super(Options, self).__getattribute__(item)

    def set(self, key, value, is_api=False):

    def set(self, key, value, is_api=False, run_callbacks=True):

        """sets an option and calls its onchange callback, returning True if the option changed and False otherwise"""

        oldval = self.data.get(key, None)

        except RuntimeError:

            return False

        if option.onchange is not None:

        if run_callbacks and option.onchange is not None:

            try:

                option.onchange()

            except Exception as e:

            sd_models.reload_model_weights()

        for k, v in p.override_settings.items():

            setattr(opts, k, v)

            opts.set(k, v, is_api=True, run_callbacks=False)

            if k == 'sd_model_checkpoint':

                sd_models.reload_model_weights()