def __init__(self, port, device_credentials=None):
        """Initialize a new MrpService."""
        super().__init__(PROTOCOL_MRP, port)
        self.device_credentials = device_credentials
def __init__ ( self , port , device_credentials = None ) : super ( ) . __init__ ( PROTOCOL_MRP , port ) self . device_credentials = device_credentials
Initialize a new MrpService.