From 07549b157b0ba0f66ac397915b11b9aa14d5d8bb Mon Sep 17 00:00:00 2001
From: Jinzhe Zeng <jzzeng@stu.ecnu.edu.cn>
Date: Sun, 3 Feb 2019 22:02:04 +0800
Subject: [PATCH] fix: try pip cache

---
 .travis.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 8422613..4285a35 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,9 +5,10 @@ matrix:
     - python: 3.7
       dist: xenial
       sudo: true
+cache: pip
 
 install:
   - pip install tox-travis
 
 script:
-  - tox
\ No newline at end of file
+  - tox