Only using py37 for now

ericmjl · web-flow · commit 0a862f1887dd · 2019-01-20T18:00:41.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -7,8 +7,6 @@ before_script:
 language: python
 matrix:
   include:
-    - python: 3.5  # we don't actually use this
-      env: PYTHON_VERSION=3.6
     - python: 3.5  # we don't actually use this
       env: PYTHON_VERSION=3.7
 # command to install dependencies
