def get_setting(self, key, default=NOT_SET):
if self._arca is None:<EOL><INDENT>raise LazySettingProperty.SettingsNotReady<EOL><DEDENT>return self._arca.settings.get(*self.get_settings_keys(key), default=default)<EOL>
Gets a setting for the key.

        :raise KeyError: If the key is not set and default isn't provided.