and click updatethe cgi script creates new class instancefills out its attributesand stores it in the shelve under the new key there really is class object behind the web page herebut we don' have to deal with the logic used to generate it figure - shows record added to the database in this way figure - peoplecgi py update reply figure - peoplecgi py after adding new record in principlewe could also update and add records by submitting url--either from browser or from script--such aspeoplecgi py?action=update&key=sue&pay= &name=sue+smithmore sneak preview