Delay initializition of the MongoKeyStore until required

common/lib/keystore/django.py

@@ -9,4 +9,13 @@ from __future__ import absolute_import
 from django.conf import settings
 from .mongo import MongoKeyStore
 
-keystore = MongoKeyStore(**settings.KEYSTORE)
+_KEYSTORE = None
+
+
+def keystore():
+    global _KEYSTORE
+
+    if _KEYSTORE is None:
+        _KEYSTORE = MongoKeyStore(**settings.KEYSTORE)
+
+    return _KEYSTORE