how about creating variable like singleton than `func size, type, version` because after once called, size, type, version never changed in same device everytime, when use `Device.size()`, `Device.getVersion() ...` every time calculated
how about creating variable like singleton than
func size, type, versionbecause after once called, size, type, version never changed in same device
everytime, when use
Device.size(),Device.getVersion() ...every time calculated