CI: Try Python 3.7 matrix entry

effigies · effigies · commit 839bf4fd18e2 · 2018-08-13T09:39:38.000-04:00
diff --git a/.travis.yml b/.travis.yml
@@ -8,7 +8,12 @@ python:
 - 3.4
 - 3.5
 - 3.6
-- 3.7-dev
+
+matrix:
+  include:
+    - python: 3.7
+      dist: xenial
+      sudo: true
 
 env:
   global:
