Miscellany

        if 'form' in kw:            form = kw['form']            if 'old_key_value' in form:                old_key_value = form['old_key_value']                if old_key_value != key_value:                    ob = table_session.loadObject(old_key_value)                    table_session.deleteObject(ob)                    ob = self.table_session.getInstance()        si un des 3 if n'est pas bon:            ob = self.table_session.loadObject(key_value)