From f5b5e318a64655c2d55cfc708b8e35de5a6d61eb Mon Sep 17 00:00:00 2001
From: Omer Katz <omer.drow@gmail.com>
Date: Fri, 25 Jan 2013 20:07:17 +0300
Subject: [PATCH] Fixed PEP8 error E711 comparison to None should be 'if cond
 is None that required manual review.

---
 rest_framework/tests/test_renderers.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/rest_framework/tests/test_renderers.py b/rest_framework/tests/test_renderers.py
index 488437735..cbcf29c17 100644
--- a/rest_framework/tests/test_renderers.py
+++ b/rest_framework/tests/test_renderers.py
@@ -444,13 +444,13 @@ class CacheRenderTest(TestCase):
         """ Return any errors that would be raised if `obj' is pickled
         Courtesy of koffie @ http://stackoverflow.com/a/7218986/109897
         """
-        if seen == None:
+        if seen is None:
             seen = []
         try:
             state = obj.__getstate__()
         except AttributeError:
             return
-        if state == None:
+        if state is None:
             return
         if isinstance(state, tuple):
             if not isinstance(state[0], dict):