add nullable mark to cfo tuner

LittleLittleCloud · LittleLittleCloud · commit b546c94c06c9 · 2023-03-21T14:33:28.000-07:00
diff --git a/src/Microsoft.ML.AutoML/Tuner/CostFrugalTuner.cs b/src/Microsoft.ML.AutoML/Tuner/CostFrugalTuner.cs
@@ -24,7 +24,7 @@ internal class CostFrugalTuner : ITuner
         private double _bestLoss;
 
         public CostFrugalTuner(AutoMLExperiment.AutoMLExperimentSettings settings, ITrialResultManager trialResultManager = null)
-            : this(settings.SearchSpace, settings.SearchSpace.SampleFromFeatureSpace(settings.SearchSpace.Default), trialResultManager.GetAllTrialResults(), settings.Seed)
+            : this(settings.SearchSpace, settings.SearchSpace.SampleFromFeatureSpace(settings.SearchSpace.Default), trialResultManager?.GetAllTrialResults(), settings.Seed)
         {
         }
 

Original file line number	Diff line number	Diff line change
`@@ -24,7 +24,7 @@ internal class CostFrugalTuner : ITuner`
`24`	`24`	`private double _bestLoss;`
`25`	`25`
`26`	`26`	`public CostFrugalTuner(AutoMLExperiment.AutoMLExperimentSettings settings, ITrialResultManager trialResultManager = null)`
`27`		`- : this(settings.SearchSpace, settings.SearchSpace.SampleFromFeatureSpace(settings.SearchSpace.Default), trialResultManager.GetAllTrialResults(), settings.Seed)`
	`27`	`+ : this(settings.SearchSpace, settings.SearchSpace.SampleFromFeatureSpace(settings.SearchSpace.Default), trialResultManager?.GetAllTrialResults(), settings.Seed)`
`28`	`28`	`{`
`29`	`29`	`}`
`30`	`30`