set -e echo "ENV" $JEDI_TEST_ENVIRONMENT PYTHON=python-3.3 # Check if the desired Python version already exists. $PYTHON --version && exit 0 || true # Otherwise download and install. wget https://s3.amazonaws.com/travis-python-archives/binaries/ubuntu/14.04/x86_64/$PYTHON.tar.bz2 sudo tar xjf $PYTHON.tar.bz2 --directory / python3.3 --version ls /usr/bin