[ci] install flake8 (fixes builds)

6 years ago · a57be7c0be
1 changed files with 1 additions and 1 deletions
--- a/.travis.yml
+++ b/.travis.yml
@ -13,7 +13,7 @@ matrix:
    sudo: true

 install:
-  - pip install -U pip setuptools
+  - pip install -U pip setuptools flake8

 script:
  - python setup.py test