From 68e38391ea83c74cbd16f97005984f3599a19e45 Mon Sep 17 00:00:00 2001
From: Benjamin Dauvergne <bdauvergne@entrouvert.com>
Date: Tue, 17 Mar 2015 16:24:28 +0100
Subject: [PATCH 2/4] utils: add helper function to lowercase the keys of a
 dictionnary

---
 src/authentic2/utils.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/authentic2/utils.py b/src/authentic2/utils.py
index 3739703..e10a045 100644
--- a/src/authentic2/utils.py
+++ b/src/authentic2/utils.py
@@ -444,8 +444,12 @@ def csrf_token_check(request, form):
 def batch(iterable, size):
     '''Batch an iterable as an iterable of iterables of at most size element
        long.
     '''
     sourceiter = iter(iterable)
     while True:
         batchiter = islice(sourceiter, size)
         yield chain([batchiter.next()], batchiter)
+
+def lower_keys(d):
+    '''Convert all keys in dictionary d to lowercase'''
+    return dict((key.lower(), value) for key, value in d.iteritems())
-- 
1.9.1