Travis: per today's PyPI issues, travis_retry the pip install step

Also, remove deprecated --use-mirrors option

diff --git a/.travis.yml b/.travis.yml
index a2be177a20a14147d37103c8b73a4e4e36c5c13f..68bbc94b71b29e8fb5bb6f0433f04029dc71ac2d 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,7 +2,7 @@ language: node_js
 node_js:
   - "0.10"
 before_install:
-  - time sudo pip install --use-mirrors -r test-infra/requirements.txt
+  - travis_retry sudo time pip install -r test-infra/requirements.txt
   - rvm use 1.9.3 --fuzzy
   - export GEMDIR=$(rvm gemdir)
   - if [ "$TWBS_TEST" = validate-html ]; then echo "ruby=$(basename $GEMDIR) jekyll=$JEKYLL_VERSION" > pseudo_Gemfile.lock; fi