def build(self): """Builds the app when the app is run""" ## Define the screen manager (base of the app) ## sm = ScreenManager(transition = WipeTransition()) ## Add screens to the screen manager ## sm.startup=StartUpScreen(sm,name='startup') sm.add_widget(sm.startup) sm.login=LogInScreen(sm,name='login') sm.add_widget(sm.login) sm.newuser=NewUserScreen(sm,name='newuser') sm.add_widget(sm.newuser) sm.tabs=TabsScreen(sm,name='tabs') sm.add_widget(sm.tabs) return sm