From eb0f02577290d930930349870b161e85553e967a Mon Sep 17 00:00:00 2001
From: barfeous <nzksf2wa@duck.com>
Date: Mon, 12 Feb 2024 13:28:54 -0600
Subject: [PATCH] avoid modifying collection

---
 .../Training/Saving/SavedModel/AugmentedGraphView.cs          | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/TensorFlowNET.Core/Training/Saving/SavedModel/AugmentedGraphView.cs b/src/TensorFlowNET.Core/Training/Saving/SavedModel/AugmentedGraphView.cs
index a9193335..c6b26ff4 100644
--- a/src/TensorFlowNET.Core/Training/Saving/SavedModel/AugmentedGraphView.cs
+++ b/src/TensorFlowNET.Core/Training/Saving/SavedModel/AugmentedGraphView.cs
@@ -88,7 +88,7 @@ public class AugmentedGraphView: ObjectGraphView
 
     public override (IList<Trackable>, IDictionary<Trackable, IEnumerable<TrackableReference>>) breadth_first_traversal()
     {
-        Trackable get_merged_trackable(Trackable x)
+        void merged_trackable(Trackable x)
         {
             // TODO: complete it with new definitions `Asset` and `TrackableConstant`.
             return x;
@@ -100,7 +100,7 @@ public class AugmentedGraphView: ObjectGraphView
             // skip the deletion of cache (maybe do it later).
             foreach(var pair in _children_cache[obj])
             {
-                _children_cache[obj][pair.Key] = get_merged_trackable(pair.Value);
+                merged_trackable(pair.Value);
             }
         }