From 5881b7df5e4c1cebc5d77d32d87f96d15830dc7b Mon Sep 17 00:00:00 2001
From: Gary Kwong <nth10sd@gmail.com>
Date: Fri, 27 Apr 2018 00:21:12 -0700
Subject: [PATCH] Enable the pip cache in Travis.

---
 .travis.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/.travis.yml b/.travis.yml
index 0698ff7ae..bb3ac010b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,7 @@ dist: trusty
 sudo: required  # has ~2x RAM: https://docs.travis-ci.com/user/reference/overview/#Virtualization-environments
 group: travis_latest
 language: python
+cache: pip
 matrix:
     fast_finish: true
     include: