Use Python 3.7

adamtheturtle · adamtheturtle · commit 7b05d76d8803 · 2018-09-23T12:32:08.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,7 +1,7 @@
-sudo: false
 language: python
-python:
-- '3.6'
+python: 3.7
+dist: xenial
+sudo: true
 addons:
   apt:
     packages:
