[build] Move tests to work with py37
Due to a dependency that uses py37 primatives we need to move the tests
to that version. There are no features in python3.7 being used in the
client bindings.
@@ -85,25 +85,25 @@ matrix:
<<: *java
- env: TOXENV=flake8
<<: *python
- python: 3.6
+ python: 3.7
- env: TOXENV=docs
<<: *python
- python: 3.6
+ python: 3.7
- env: BZL="test //py:unit"
<<: *python
- python: 3.6
+ python: 3.7
- env: CHROME=1 BZL="test //py:test-chrome"
<<: *python
<<: *chrome
- python: 3.6
+ python: 3.7
- env: MARIONETTE=1 BZL="test --jobs 1 //py:test-remote"
<<: *python
<<: *firefox-nightly
- python: 3.6
+ python: 3.7
- env: MARIONETTE=1 BZL="test //py:test-firefox"
<<: *python
<<: *firefox-nightly
- python: 3.6
+ python: 3.7
- env: TASK=//rb:unit-test
<<: *ruby
- env: TASK=//rb:unit-test
