From 067742218d2527d5eeec33e2c42c65aed4612d89 Mon Sep 17 00:00:00 2001
From: Vivek Anand <vivekanand1101@gmail.com>
Date: Aug 31 2016 09:54:22 +0000
Subject: Avoid 'NoneType' not iterable error when ADMIN_GROUP is set to None


---

diff --git a/pagure/__init__.py b/pagure/__init__.py
index e153233..1b76c0e 100644
--- a/pagure/__init__.py
+++ b/pagure/__init__.py
@@ -277,7 +277,7 @@ def is_admin():
     admins = APP.config['ADMIN_GROUP']
     if isinstance(admins, basestring):
         admins = [admins]
-    admins = set(admins)
+    admins = set(admins or [])
     groups = set(flask.g.fas_user.groups)
 
     return not groups.isdisjoint(admins)