Try Francois travis fix
@@ -18,9 +18,11 @@ matrix:
python: 3.6
env: TOXENV=py36
- os: osx
+ osx_image: xcode8.3
language: generic
env: TOXENV=py27
- os: osx
+ osx_image: xcode8.3
language: generic
env: TOXENV=py36
install:
