Shell script to bootstrap a package that uses zc.buildout, wrapped in a virtualenv for site isolation

virtual-bootstrap.sh

#!/bin/bash
if [ "${0##*/}" == "virtual-bootstrap-py3" ]; then
    python=python3.3
else
    python=python2.7
fi
if [ -n "$(netstat -tnl | grep ':3128 ')" ]; then
    export http_proxy=http://localhost:3128
    echo "Using a local Squid proxy."
fi
set -e
set +x
rm -rf develop-eggs .installed.cfg python
virtualenv -p ${python} python
python/bin/python bootstrap.py
bin/buildout "$@"