Scoped Struct Added for Ops API extensions

Author: deepakkumar1984

src/TensorFlowNET.Core/Framework/Models/ScopedTFFunction.cs

@@ -0,0 +1,10 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Tensorflow.Framework.Models
+{
+    class ScopedTFFunction
+    {
+    }
+}

src/TensorFlowNET.Core/Framework/Models/ScopedTFGraph.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Tensorflow.Framework.Models
+{
+    public class ScopedTFGraph : Graph
+    {
+        public ScopedTFGraph() : base()
+        {
+
+        }
+
+        ~ScopedTFGraph()
+        {
+            base.Dispose();
+        }
+    }
+}

src/TensorFlowNET.Core/Framework/Models/ScopedTFImportGraphDefOptions.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Tensorflow.Framework.Models
+{
+    public class ScopedTFImportGraphDefOptions : ImportGraphDefOptions
+    {
+        public ScopedTFImportGraphDefOptions() : base()
+        {
+
+        }
+
+        ~ScopedTFImportGraphDefOptions()
+        {
+            base.Dispose();
+        }
+    }
+}

src/TensorFlowNET.Core/Framework/Models/ScopedTFImportGraphDefResults.cs

@@ -0,0 +1,24 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Tensorflow.Framework.Models
+{
+    public class ScopedTFImportGraphDefResults : ImportGraphDefOptions
+    {
+        public ScopedTFImportGraphDefResults() : base()
+        {
+            
+        }
+
+        public ScopedTFImportGraphDefResults(IntPtr results) : base(results)
+        {
+
+        }
+
+        ~ScopedTFImportGraphDefResults()
+        {
+            base.Dispose();
+        }
+    }
+}

src/TensorFlowNET.Core/Framework/Models/ScopedTFStatus.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Tensorflow.Framework.Models
+{
+    public class ScopedTFStatus : Status
+    {
+        public ScopedTFStatus() : base()
+        {
+        }
+
+        ~ScopedTFStatus()
+        {
+            base.Dispose();
+        }
+    }
+}

src/TensorFlowNET.Core/Functions/Function.cs

@@ -6,6 +6,11 @@ namespace Tensorflow
 {
     public class Function
     {
+        private IntPtr _handle;
 
+        public Function()
+        {
+
+        }
     }
 }

src/TensorFlowNET.Core/Functions/TF_Function.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace Tensorflow.Functions
+{
+    [StructLayout(LayoutKind.Sequential)]
+    public struct TF_Function
+    {
+        FunctionDef fdef;
+    }
+}

src/TensorFlowNET.Core/Functions/c_api.function.cs

@@ -18,5 +18,7 @@ public partial class c_api
         /// <param name="status"></param>
         [DllImport(TensorFlowLibName)]
         public static extern void TF_FunctionToFunctionDef(IntPtr func, IntPtr output_func_def, IntPtr status);
+
+
     }
 }

src/TensorFlowNET.Core/Graphs/ImportGraphDefOptions.cs

@@ -7,6 +7,7 @@ namespace Tensorflow
     public class ImportGraphDefOptions : IDisposable
     {
         private IntPtr _handle;
+
         public int NumReturnOutputs => c_api.TF_ImportGraphDefOptionsNumReturnOutputs(_handle);
 
         public ImportGraphDefOptions()

src/TensorFlowNET.Core/Operations/_UserDeviceSpec.cs

@@ -0,0 +1,62 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Tensorflow
+{
+    public class StringOrFunction
+    {
+        private object variable;
+
+        private StringOrFunction(object val)
+        {
+            variable = val;
+        }
+
+        public static implicit operator StringOrFunction(string val)
+        {
+            return new StringOrFunction(val);
+        }
+
+        public static implicit operator StringOrFunction(Function val)
+        {
+            return new StringOrFunction(val);
+        }
+
+        public bool IsFunction
+        {
+            get
+            {
+                return variable is FunctionDef;
+            }
+        }
+
+        public override string ToString()
+        {
+            if (variable == null)
+                return "";
+
+            if(!IsFunction)
+            {
+                return variable.ToString();
+            }
+
+            return ((FunctionDef)variable).ToString();
+        }
+    }
+
+    public class _UserDeviceSpec
+    {
+        private StringOrFunction _device_name_or_function;
+        private string display_name;
+        private FunctionDef function;
+        private string raw_string;
+
+        public _UserDeviceSpec(StringOrFunction device_name_or_function)
+        {
+            
+            _device_name_or_function = device_name_or_function;
+            display_name = device_name_or_function.ToString();
+        }
+    }
+}