text: from blatann.bt_sig.uuids import ServiceUuid, CharacteristicUuid
  
  # Uuids
  DIS_SERVICE_UUID = ServiceUuid.device_information
  
  SYSTEM_ID_UUID = CharacteristicUuid.system_id
  MODEL_NUMBER_UUID = CharacteristicUuid.model_number_string
  SERIAL_NUMBER_UUID = CharacteristicUuid.serial_number_string
  FIRMWARE_REV_UUID = CharacteristicUuid.firmware_revision_string
  HARDWARE_REV_UUID = CharacteristicUuid.hardware_revision_string
  SOFTWARE_REV_UUID = CharacteristicUuid.software_revision_string
  MANUFACTURER_NAME_UUID = CharacteristicUuid.manufacturer_name_string
  REGULATORY_CERT_UUID = CharacteristicUuid.ieee11073_20601_regulatory_certification_data_list
  PNP_ID_UUID = CharacteristicUuid.pnp_id
  
  
  class _Characteristic(object):
      def __init__(self, name, uuid):
          self.uuid = uuid
          self.name = name
  
      def __str__(self):
          return "{} ({})".format(self.name, self.uuid)
  
  
  SystemIdCharacteristic = _Characteristic("System Id", SYSTEM_ID_UUID)
  ModelNumberCharacteristic = _Characteristic("Model Number", MODEL_NUMBER_UUID)
  SerialNumberCharacteristic = _Characteristic("Serial Number", SERIAL_NUMBER_UUID)
  FirmwareRevisionCharacteristic = _Characteristic("Firmware Revision", FIRMWARE_REV_UUID)
  HardwareRevisionCharacteristic = _Characteristic("Hardware Revision", HARDWARE_REV_UUID)
  SoftwareRevisionCharacteristic = _Characteristic("Software Revision", SOFTWARE_REV_UUID)
  ManufacturerNameCharacteristic = _Characteristic("Manufacturer Name", MANUFACTURER_NAME_UUID)
  RegulatoryCertificateCharacteristic = _Characteristic("Regulatory Certificate", REGULATORY_CERT_UUID)
  PnpIdCharacteristic = _Characteristic("PNP Id", PNP_ID_UUID)
  
  
  CHARACTERISTICS = [
      SystemIdCharacteristic,
      ModelNumberCharacteristic,
      SerialNumberCharacteristic,
      FirmwareRevisionCharacteristic,
      HardwareRevisionCharacteristic,
      SoftwareRevisionCharacteristic,
      ManufacturerNameCharacteristic,
      RegulatoryCertificateCharacteristic,
      PnpIdCharacteristic
  ]
  
  