1 files changed, 5 insertions, 0 deletions
diff --git a/itertoolset.py b/itertoolset.py
index a20d03b..314ba0b 100644
--- a/itertoolset.py
+++ b/itertoolset.py
@@ -1,6 +1,11 @@
 from itertools import *
 import collections
 
+def grouper(n, iterable, fillvalue=None):
+    "grouper(3, 'ABCDEFG', 'x') --> ABC DEF Gxx"
+    args = [iter(iterable)] * n
+    return izip_longest(fillvalue=fillvalue, *args)
+
 def roundrobin(*iterables):
     """roundrobin('ABC', 'D', 'EF') --> A D E B F C"""
     pending = len(iterables)