...

.travis.yml

@@ -1,3 +1,4 @@
+language: python
 matrix:
     include:
         - os: linux
@@ -6,7 +7,6 @@ matrix:
           sudo: false
           env:
             - CC=gcc ASANLIB=libasan.so.0 ASAN_ARG=--asan
-          language: python
           python: "3.5"
           addons:
             apt:
@@ -25,7 +25,6 @@ matrix:
           env:
             - CC=clang
             - RUN_FLAKE=1
-          language: python
           python: "3.5"
           addons:
             apt:
@@ -37,6 +36,7 @@ matrix:
                 - libxinerama-dev 
                 - libxcursor-dev
                 - clang
+    allow_failures:
         - os: osx
           language: python
           python: "3.5"