ci/travis-install.sh, MacOS: Install the Python 'six' package

Signed-off-by: Vincent Fu <vincent.fu@wdc.com>
[bvanassche: edited commit message / only retained "pip install six" command /
 changed 'pip' into 'pip3']
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/ci/travis-install.sh b/ci/travis-install.sh
index 8a4f40e57a3a64393a11c520e85243a92ff46346..232ab6b10c3c74752ab413bbe0957af57ca23ead 100755 (executable)
--- a/ci/travis-install.sh
+++ b/ci/travis-install.sh
@@ -35,6 +35,7 @@ case "$TRAVIS_OS_NAME" in
        brew update >/dev/null 2>&1
        brew install cunit
        pip3 install scipy
+       pip3 install six
        ;;
 esac