apparently 2.5 and 2.6 don't like the assertIsNone method.

Kevin Burke · Kevin Burke · commit 9c9fae2c2d7a · 2013-05-21T17:33:31.000-07:00
diff --git a/tests/test_base_resource.py b/tests/test_base_resource.py
@@ -117,7 +117,7 @@ def testLoadDateCreated(self):
 
     def testLoadNullDate(self):
         self.r.load({"date_created": None, "uri": "foobar"})
-        assert_is_none(self.r.date_created)
+        assert self.r.date_created is None
 
     def testLoadWithFrom(self):
         self.r.load({"from": "foo"})
