describeHyperParameterTuningJob method
      
Future<DescribeHyperParameterTuningJobResponse> 
describeHyperParameterTuningJob({ 
    
- required String hyperParameterTuningJobName,
Gets a description of a hyperparameter tuning job.
May throw ResourceNotFound.
Parameter hyperParameterTuningJobName :
The name of the tuning job.
Implementation
Future<DescribeHyperParameterTuningJobResponse>
    describeHyperParameterTuningJob({
  required String hyperParameterTuningJobName,
}) async {
  ArgumentError.checkNotNull(
      hyperParameterTuningJobName, 'hyperParameterTuningJobName');
  _s.validateStringLength(
    'hyperParameterTuningJobName',
    hyperParameterTuningJobName,
    1,
    32,
    isRequired: true,
  );
  final headers = <String, String>{
    'Content-Type': 'application/x-amz-json-1.1',
    'X-Amz-Target': 'SageMaker.DescribeHyperParameterTuningJob'
  };
  final jsonResponse = await _protocol.send(
    method: 'POST',
    requestUri: '/',
    exceptionFnMap: _exceptionFns,
    // TODO queryParams
    headers: headers,
    payload: {
      'HyperParameterTuningJobName': hyperParameterTuningJobName,
    },
  );
  return DescribeHyperParameterTuningJobResponse.fromJson(jsonResponse.body);
}