From a30c517956d0c9677a5616339992d166df59fad6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fr=C3=A9d=C3=A9ric=20P=C3=A9ters?= <fpeters@entrouvert.com>
Date: Sat, 24 Jan 2015 16:15:18 +0100
Subject: [PATCH] fix check of signature_key type (#6341)

---
 src/cmsplugin_blurp/renderers/data_source.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/cmsplugin_blurp/renderers/data_source.py b/src/cmsplugin_blurp/renderers/data_source.py
index 454c4e2..e61d448 100644
--- a/src/cmsplugin_blurp/renderers/data_source.py
+++ b/src/cmsplugin_blurp/renderers/data_source.py
@@ -74,7 +74,7 @@ class Renderer(template.TemplateRenderer):
                    yield 'unknown auth_mech {0!r}'.format(source['auth_mech'])
                if     source['auth_mech'].startswith('hmac-') \
                   and ('signature_key' not in source
-                       or not isinstance(source['signature_key'])):
+                       or not isinstance(source['signature_key'], basestring)):
                    yield 'missing signature_key string'
 
     def get_sources(self, context):