readyListener - Initialization - Assess API Assess API Initialization readyListener() Function to be called when the API has been successfully initialized. Arguments None. Return value None (undefined). Related articles openAuthorAide - Methods - Author API consumer_key - Initialization - Questions API init - Methods - Items API initialization - Assess API getMetadata - Methods - Assess API Did you arrive here by accident? If so, learn more about Learnosity.