change to Newtonsoft.Json.

Author: Oceania2018

src/TensorFlowNET.Core/Operations/Operation.Input.cs

@@ -18,7 +18,7 @@ limitations under the License.
 using System.Linq;
 using System.Runtime.InteropServices;
 #if SERIALIZABLE
-using System.Text.Json.Serialization;
+using Newtonsoft.Json;
 #endif
 
 namespace Tensorflow

src/TensorFlowNET.Core/Operations/Operation.Output.cs

@@ -18,7 +18,7 @@ limitations under the License.
 using System.Linq;
 using System.Runtime.InteropServices;
 #if SERIALIZABLE
-using System.Text.Json.Serialization;
+using Newtonsoft.Json;
 #endif
 using static Tensorflow.Binding;
 

src/TensorFlowNET.Core/Operations/Operation.cs

@@ -16,7 +16,7 @@ limitations under the License.
 
 using Google.Protobuf.Collections;
 #if SERIALIZABLE
-using System.Text.Json.Serialization;
+using Newtonsoft.Json;
 #endif
 using System;
 using System.Collections.Generic;

src/TensorFlowNET.Core/Tensors/Tensor.Creation.cs

@@ -26,7 +26,7 @@ limitations under the License.
 using NumSharp.Backends.Unmanaged;
 using static Tensorflow.c_api;
 #if SERIALIZABLE
-using System.Text.Json.Serialization;
+using Newtonsoft.Json;
 #endif
 
 namespace Tensorflow

src/TensorFlowNET.Core/Tensors/Tensor.cs

@@ -29,7 +29,7 @@ limitations under the License.
 using NumSharp.Utilities;
 using Tensorflow.Framework;
 #if SERIALIZABLE
-using System.Text.Json.Serialization;
+using Newtonsoft.Json;
 #endif
 
 namespace Tensorflow

src/TensorFlowNET.Core/Tensors/TensorShape.cs

@@ -5,7 +5,7 @@
 using System.Linq;
 using System.Runtime.CompilerServices;
 #if SERIALIZABLE
-using System.Text.Json.Serialization;
+using Newtonsoft.Json;
 #endif
 using static Tensorflow.Binding;