Test on legacy versions.

arokem · arokem · commit 7c3a79c76567 · 2019-06-25T10:34:38.000-07:00
diff --git a/.travis.yml b/.travis.yml
@@ -3,6 +3,8 @@ sudo: false
 
 python:
 - 3.6
+- 3.4
+- 2.7
 
 install:
 - travis_retry pip install -r requirements-dev.txt
