Update travis.yml - add Python 3.7 (#15)

phanak-sap · filak-sap · commit 50f12e888d96 · 2019-04-03T11:33:19.000+02:00
travis: add Python 3.7 build target The distro must be changed and sudo must be added for python 3.7: - travis-ci/travis-ci#9552 - travis-ci/travis-ci#9815
diff --git a/.travis.yml b/.travis.yml
@@ -1,7 +1,9 @@
-dist: trusty
+dist: xenial
+sudo: required
 language: python
 python:
   - "3.6"
+  - "3.7"
 
 # command to install dependencies
 install:
