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-rw-r--r--.travis.yml9
1 files changed, 6 insertions, 3 deletions
diff --git a/.travis.yml b/.travis.yml
index 45b23f009..3043cd4ca 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,10 @@
-sudo: false
-os: linux
language: python
+
+os: linux
+
+# Use Ubuntu Xenial (16.04 LTS) environment.
+dist: xenial
+
cache:
- ccache
- pip
@@ -23,7 +27,6 @@ matrix:
env: TOX_ENV="py36-{generator,noaccel,accel-nix,streams}"
- python: 3.7
env: TOX_ENV="py37-{generator,noaccel,accel-nix,streams}"
- dist: xenial # required for Python 3.7 (travis-ci/travis-ci#9069)
- env: BUILD=cmake
install: