From fed8cc729a5d8f461b3d96f8a8f3aebfef6cf3ca Mon Sep 17 00:00:00 2001
From: Sarina Canelake <sarina@edx.org>
Date: Tue, 8 Sep 2015 22:12:37 -0400
Subject: [PATCH] Explicitly cache pip because of a known Travis bug See:
 travis-ci/travis-ci#3239

---
 .travis.yml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index deb6ff4..ab51042 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,7 +2,9 @@ sudo: false
 language: python
 python:
   - "2.7"
-cache: pip
+cache:
+    directories:
+        - $HOME/.cache/pip
 install:
   - python setup.py install
   - pip install -r requirements.txt