diff --git a/‎src/TensorFlowHub/MnistDataSet.cs‎
Lines changed: 6 additions & 0 deletions b/‎src/TensorFlowHub/MnistDataSet.cs‎
Lines changed: 6 additions & 0 deletions
diff --git a/‎src/TensorFlowNET.Core/Status/Status.cs‎
Lines changed: 1 addition & 1 deletion b/‎src/TensorFlowNET.Core/Status/Status.cs‎
Lines changed: 1 addition & 1 deletion
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Text;
 using NumSharp;
 using Tensorflow;
@@ -21,7 +22,12 @@ public MnistDataSet(NDArray images, NDArray labels, Type dataType, bool reshape)
 
             images = images.reshape(images.shape[0], images.shape[1] * images.shape[2]);
             images = images.astype(dataType);
+            // for debug np.multiply performance
+            var sw = new Stopwatch();
+            sw.Start();
             images = np.multiply(images, 1.0f / 255.0f);
+            sw.Stop();
+            Console.WriteLine($"{sw.ElapsedMilliseconds}ms");
             Data = images;
 
             labels = labels.astype(dataType);
 
@@ -55,7 +55,7 @@ public void Check(bool throwException = false)
                 Console.WriteLine(Message);
                 if (throwException)
                 {
-                    // throw new Exception(Message);
+                    throw new Exception(Message);
                 }
             }
         }
Original file line number	Diff line number	Diff line change
@@ -55,7 +55,7 @@ public void Check(bool throwException = false)
55	55	Console.WriteLine(Message);
56	56	if (throwException)
57	57	{
58		- // throw new Exception(Message);
	58	+ throw new Exception(Message);
59	59	}
60	60	}
61	61	}