def __init__(self, conn): super(ViewManager, self).__init__() dt = date.today() self.conn = conn self.day = dt.day self.month = dt.month self.year = dt.year self.add_widget( CalendarView(day=self.day, month=self.month, year=self.year)) self.add_widget(AddEventView(conn=self.conn)) self.add_widget(EventListView(conn=self.conn)) self.change_screen(name="calendar") del dt