Imports urls only when file exists

geokey/extensions/urls.py

@@ -1,11 +1,13 @@
+from os.path import dirname, isfile, join
+
 from django.conf.urls import url, include
 
 from geokey.extensions.base import extensions
 
 
 urlpatterns = []
 
-for extension, settings in extensions.iteritems():
-    if settings['display_admin']:
+for extension in extensions:
+    if isfile(join(dirname(__import__(extension).__file__), 'urls.py')):
         urls = '%s.urls' % extension
         urlpatterns.append(url(r'^', include(urls, namespace=extension)))