HparamTuningTrial constructor
      
      HparamTuningTrial({ 
    
    
- String? endTimeMs,
- String? errorMessage,
- double? evalLoss,
- EvaluationMetrics? evaluationMetrics,
- EvaluationMetrics? hparamTuningEvaluationMetrics,
- TrainingOptions? hparams,
- String? startTimeMs,
- String? status,
- double? trainingLoss,
- String? trialId,
Implementation
HparamTuningTrial({
  this.endTimeMs,
  this.errorMessage,
  this.evalLoss,
  this.evaluationMetrics,
  this.hparamTuningEvaluationMetrics,
  this.hparams,
  this.startTimeMs,
  this.status,
  this.trainingLoss,
  this.trialId,
});