From 47a69b0e5bbb851c15461884dedfcb4753117243 Mon Sep 17 00:00:00 2001
From: Jeremy Stretch <stretch@packetlife.net>
Date: Wed, 17 Jun 2020 12:20:56 -0400
Subject: [PATCH] DummyQuerySet should be iterable to allow for serialization

---
 netbox/extras/middleware.py   | 2 +-
 netbox/utilities/querysets.py | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/netbox/extras/middleware.py b/netbox/extras/middleware.py
index 6abd28bf6..c8be8755f 100644
--- a/netbox/extras/middleware.py
+++ b/netbox/extras/middleware.py
@@ -46,7 +46,7 @@ def handle_deleted_object(sender, instance, **kwargs):
 
     # Preserve tags
     if is_taggable(instance):
-        copy.tags = list(instance.tags.all())
+        copy.tags = DummyQuerySet(instance.tags.all())
 
     # Queue the copy of the object for processing once the request completes
     _thread_locals.changed_objects.append(
diff --git a/netbox/utilities/querysets.py b/netbox/utilities/querysets.py
index 1ac79e90a..ff7c69a89 100644
--- a/netbox/utilities/querysets.py
+++ b/netbox/utilities/querysets.py
@@ -10,6 +10,9 @@ class DummyQuerySet:
     def __init__(self, queryset):
         self._cache = [obj for obj in queryset.all()]
 
+    def __iter__(self):
+        return iter(self._cache)
+
     def all(self):
         return self._cache