def prepare(self): super(DashboardContainer, self).prepare() layout = eval_app_config(self.config_key) if not layout: if isinstance(self.layout, basestring): layout = eval_app_config(self.layout) else: layout = self.layout # Filter out any None's in the layout which signify apps which are # not allowed to run with the current session's authorization level self.layout = ConfigWrapper.process_wrappers(layout, self)