Add missing import.

diff --git a/babel/util.py b/babel/util.py
index f38bc364c5e9193512330a982de876aa86bcfa10..943a8d3999511ae934bf99dbd28443681c31b7ae 100644 (file)
--- a/babel/util.py
+++ b/babel/util.py
@@ -13,7 +13,7 @@
 
 """Various utility classes and functions."""
 
-from datetime import tzinfo
+from datetime import timedelta, tzinfo
 import os
 import re