code: def get_brightness_level(cls, percent):
          
          # Clamp to appropriate range.
          percent = min(100, max(0, percent))
  
          # Map 0-100 to 2-27
          value = int(2 + ((float(percent) / 100) * 25))
          return percent, value
docs: Convert percents to bulbs internal range.
  
              percent should be integer from 0 to 100.
              Return value is 2 (minimum brightness) - 27 (maximum brightness)