don't cache pip, I'll implement conda caching later

ocefpaf · ocefpaf · commit 6a2db1e7debc · 2017-07-04T10:52:29.000-03:00
diff --git a/.travis.yml b/.travis.yml
@@ -5,11 +5,6 @@ sudo: false
 python:
   - "2.7"
 
-cache:
-  directories:
-    - $HOME/.cache/pip/wheels
-    - $HOME/virtualenv/python2.7.9
-
 services:
   - mysql
   - postgresql
