From 75e5573865e8f8002b7fd68cce88282a39c87e25 Mon Sep 17 00:00:00 2001
From: Renato Rufino <renators@gmail.com>
Date: Wed, 23 Jul 2014 01:05:52 -0300
Subject: [PATCH] adding support for rendering_attrs in SimpleTemplateResponse
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__getstate__ method in django < 1.4

the implementation changed a bit in recent versions and it’s not
hardcoded anymore its using the rendering_attrs to better support
customising pickle
---
 rest_framework/compat.py | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/rest_framework/compat.py b/rest_framework/compat.py
index fdf12448a..43cc3277b 100644
--- a/rest_framework/compat.py
+++ b/rest_framework/compat.py
@@ -600,3 +600,20 @@ except ImportError:
         klass.__unicode__ = klass.__str__
         klass.__str__ = lambda self: self.__unicode__().encode('utf-8')
         return klass
+
+
+from django.template.response import SimpleTemplateResponse as _SimpleTemplateResponse
+if django.VERSION > (1, 4):
+    SimpleTemplateResponse = _SimpleTemplateResponse
+else:
+    class SimpleTemplateResponse(_SimpleTemplateResponse):
+        rendering_attrs = []
+
+        def __getstate__(self):
+            state = super(SimpleTemplateResponse, self).__getstate__()
+            #apply the same logic django > 1.4 implements
+            for key in self.rendering_attrs:
+                if key in state:
+                    del state[key]
+
+            return state