docs: def colorgamut(self):
          """The color gamut information of the light."""
          try:
              light_spec = self.controlcapabilities
              gtup = tuple([XYPoint(*x) for x in light_spec['colorgamut']])
              color_gamut = GamutType(*gtup)
          except KeyError:
              color_gamut = None
  
          return color_gamut