testfix: TF 1.4.0 depends on enum34 which breaks in Python 3.5-3.6
@@ -35,7 +35,7 @@ matrix:
osx_image: xcode9.2
language: generic
python: 3.6
- env: WANTED_PYTHON_VERSION=3.6 TF_PREBUILT_VERSION=1.4.0
+ env: WANTED_PYTHON_VERSION=3.6 TF_PREBUILT_VERSION=1.5.0
- os: osx
osx_image: xcode9.2
language: generic
