don’t allocate InternalModel.__attributes eagerly by mistake (#4867)
don’t allocate InternalModel.__attributes eagerly by mistake (#4867)


arenoir/data,swarmbox/data,rtablada/data,HeroicEric/data,davidpett/data,swarmbox/data,workmanw/data,arenoir/data,workmanw/data,arenoir/data,swarmbox/data,swarmbox/data,rtablada/data,davidpett/data,rtablada/data,HeroicEric/data,HeroicEric/data,workmanw/data,davidpett/data,rtablada/data,HeroicEric/data,arenoir/data,davidpett/data,workmanw/data