From 41b171aa8c3649c20e40a44f8badf355242df863 Mon Sep 17 00:00:00 2001
From: "W. Trevor King" <wking@tremily.us>
Date: Sun, 21 Oct 2012 20:16:22 -0400
Subject: [PATCH] tabulate: fix sval -> return typo in _statistic().

---
 pygrader/tabulate.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pygrader/tabulate.py b/pygrader/tabulate.py
index 1236b84..e070c7d 100644
--- a/pygrader/tabulate.py
+++ b/pygrader/tabulate.py
@@ -69,7 +69,7 @@ def _statistic(iterable, statistic):
             return gs.mean()
     elif statistic == 'Std. Dev.':
         if _numpy is None:  # work around missing numpy
-            sval = _std(iterable)
+            return _std(iterable)
         else:
             return gs.std()
     else:
-- 
2.26.2