code: def adjustColors(self, mode='dark'):
          
          rp = Game.__color_modes.get(mode, {})
          for k, color in self.__colors.items():
              self.__colors[k] = rp.get(color, color)
docs: Change a few colors depending on the mode to use. The default mode
          doesn't assume anything and avoid using white & black colors. The dark
          mode use white and avoid dark blue while the light mode use black and
          avoid yellow, to give a few examples.