Fix optional Python versions in Travis config

astrojuanlu · astrojuanlu · commit ea376e5d04e8 · 2017-10-25T19:50:58.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -5,6 +5,8 @@ python:
   - "3.4"
   - "3.5"
   - "3.6"
+  - "3.7-dev"
+  - "pypy3"
 
 matrix:
   allow_failures:
