From ecb8a460c99238a959d8e7600af5b692f13c40d9 Mon Sep 17 00:00:00 2001
From: Alex Burgel
Date: Wed, 5 Jun 2013 16:59:19 -0400
Subject: Fix serialization exception when using non-existent consumer

---
 rest_framework/authentication.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'rest_framework/authentication.py')

diff --git a/rest_framework/authentication.py b/rest_framework/authentication.py
index 9caca788..f659a172 100644
--- a/rest_framework/authentication.py
+++ b/rest_framework/authentication.py
@@ -230,8 +230,9 @@ class OAuthAuthentication(BaseAuthentication):
         try:
             consumer_key = oauth_request.get_parameter('oauth_consumer_key')
             consumer = oauth_provider_store.get_consumer(request, oauth_request, consumer_key)
-        except oauth_provider.store.InvalidConsumerError as err:
-            raise exceptions.AuthenticationFailed(err)
+        except oauth_provider.store.InvalidConsumerError:
+            msg = 'Invalid consumer token: %s' % oauth_request.get_parameter('oauth_consumer_key')
+            raise exceptions.AuthenticationFailed(msg)
 
         if consumer.status != oauth_provider.consts.ACCEPTED:
             msg = 'Invalid consumer key status: %s' % consumer.get_status_display()
-- 
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