public TriggerModelRefresh(BlobModelLoader modelLoader)
 {
     this.modelLoader = modelLoader;
 }
 public AnalyzeSentiment(PredictionEnginePool <SentimentIssue, SentimentPrediction> predictionEngine, BlobModelLoader modelLoader)
 {
     this.predictionEngine = predictionEngine ?? throw new ArgumentNullException(nameof(predictionEngine));
     this.modelLoader      = modelLoader;
 }