DefaultGraphStack: Minor perf-op

Nucs · Nucs · commit 0bcddfdfd72e · 2019-08-30T20:55:24.000+03:00
diff --git a/src/TensorFlowNET.Core/Graphs/DefaultGraphStack.cs b/src/TensorFlowNET.Core/Graphs/DefaultGraphStack.cs
@@ -39,7 +39,7 @@ public void set_controller(Graph @default)
 
         public Graph get_controller()
         {
-            if (_stack.Count(x => x.IsDefault) == 0)
+            if (_stack.Count == 0 || _stack.Count(x => x.IsDefault) == 0)
                 _stack.Add(new StackModel {Graph = tf.Graph(), IsDefault = true});
             for (var i = _stack.Count - 1; i >= 0; i--)
             {

Original file line number	Diff line number	Diff line change
`@@ -39,7 +39,7 @@ public void set_controller(Graph @default)`
`39`	`39`
`40`	`40`	`public Graph get_controller()`
`41`	`41`	`{`
`42`		`- if (_stack.Count(x => x.IsDefault) == 0)`
	`42`	`+ if (_stack.Count == 0 \|\| _stack.Count(x => x.IsDefault) == 0)`
`43`	`43`	`_stack.Add(new StackModel {Graph = tf.Graph(), IsDefault = true});`
`44`	`44`	`for (var i = _stack.Count - 1; i >= 0; i--)`
`45`	`45`	`{`