language: python
python:
  - "2.7"
before_install:
  - sudo apt-get install gfortran
install:
  - cat etc/requirements_dev.txt  | grep -v "^#" | grep -v "^$" | grep -v ipython | grep -v nose== | xargs pip install
  - etc/ordered_pip.sh etc/requirements.txt
before_script:
  - "flake8 zipline tests"
script:
  - nosetests

language: python
python:
  - "2.7"
before_install:
  - sudo apt-get install gfortran
install:
  - cat etc/requirements_dev.txt  | grep -v "^#" | grep -v "^$" | grep -v ipython | grep -v nose== | xargs pip install --use-mirrors
  - etc/ordered_pip.sh etc/requirements.txt
before_script:
  - "flake8 zipline tests"
script:
  - nosetests

Add --use-mirrors to Travis CI build script
MAINT: Add --use-mirrors to Travis CI build script
