From b3cd12dc48592fb8b1d4c6883315fe2b341ca5c2 Mon Sep 17 00:00:00 2001
From: Konstantin Lopuhin <kostia.lopuhin@gmail.com>
Date: Mon, 9 Jul 2018 12:53:40 +0300
Subject: [PATCH] Try to get python3.7 by using xenial base and sudo

See https://github.com/travis-ci/travis-ci/issues/9815#issuecomment-401756442
and https://github.com/travis-ci/travis-ci/issues/9815#issuecomment-402045581
---
 .travis.yml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 88c72b08e..4218d13bf 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -23,6 +23,8 @@ matrix:
       env: TOXENV=py36
     - python: 3.7
       env: TOXENV=py37
+      dist: xenial
+      sudo: true
     - python: 3.6
       env: TOXENV=docs
 install: