def METHOD_NAME(self):
    # So far we don't have files representing the number of fans and drawers
    # The only way to retrieve the number is to count files.
    # for number of fans, we get it via couting the speed files.
    # for number of draws, we get it via couting the green led files.
    list_of_fan_speed = glob(self.fan_path + self.fan_get_speed.format("*"))
    num_of_fan = len(list_of_fan_speed)
    list_of_fan_leds = glob(self.fan_path + self.fan_led_green)
    num_of_drawer = len(list_of_fan_leds)
    return num_of_fan, num_of_drawer