text: import dbus
  from lib.cputemp.service import Descriptor
  import gatewayconfig.constants as constants
  
  
  class UTF8FormatDescriptor(Descriptor):
  
      def __init__(self, characteristic):
          Descriptor.__init__(
                  self, constants.PRESENTATION_FORMAT_DESCRIPTOR_UUID,
                  ["read"],
                  characteristic)
  
      def ReadValue(self, options):
          value = []
          value.append(dbus.Byte(0x19))
          value.append(dbus.Byte(0x00))
          value.append(dbus.Byte(0x00))
          value.append(dbus.Byte(0x00))
          value.append(dbus.Byte(0x01))
          value.append(dbus.Byte(0x00))
          value.append(dbus.Byte(0x00))
  
          return value
  