From bb1acd232f6fc43a7307929aa4aa65844c918c4b Mon Sep 17 00:00:00 2001
From: Joris Vankerschaver <jvankerschaver@enthought.com>
Date: Wed, 2 Nov 2016 11:01:22 +0000
Subject: [PATCH] DEV: Add six to travis requirements.

---
 travis-ci-requirements | 1 +
 1 file changed, 1 insertion(+)

diff --git a/travis-ci-requirements b/travis-ci-requirements
index 8c033984c..90509f4ad 100644
--- a/travis-ci-requirements
+++ b/travis-ci-requirements
@@ -1,3 +1,4 @@
+six
 numpy
 coverage
 pillow