[commit: ghc] wip/nfs-locking: Install python3 on Travis OS X (6eb3059)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/ghc

On branch  : wip/nfs-locking
Link       : http://ghc.haskell.org/trac/ghc/changeset/6eb305962ccba06aeae22812e5733b5998843dcb/ghc

>---------------------------------------------------------------

commit 6eb305962ccba06aeae22812e5733b5998843dcb
Author: Andrey Mokhov <andrey.mokhov at gmail.com>
Date:   Thu Oct 5 11:34:12 2017 +0100

    Install python3 on Travis OS X
    
    See #314


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6eb305962ccba06aeae22812e5733b5998843dcb
 .travis.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 9082ef6..203ee82 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -51,7 +51,7 @@ matrix:
           env: MODE="--flavour=quickest --integer-simple inplace/bin/ghc-stage1"
           before_install:
               - brew update
-              - brew install ghc cabal-install
+              - brew install ghc cabal-install python3
 
           script:
               # Due to timeout limit of OS X build on Travis CI,