def getAllPhotometers():
 from . import minolta, pr
 from . import crs
 photometers = [pr.PR650, pr.PR655, minolta.LS100]
 if hasattr(crs, 'ColorCAL'):
  photometers.append(crs.ColorCAL)
 return photometers

def getAllPhotometers ( ) : from . import minolta , pr from . import crs photometers = [ pr . PR650 , pr . PR655 , minolta . LS100 ] if hasattr ( crs , 'ColorCAL' ) : photometers . append ( crs . ColorCAL ) return photometers
gets all available photometers .