#!/bin/sh pip install . pip install psutil if python -c 'import sys; sys.exit(1 * (sys.version_info[0] != 2))' ; then # Python 2 pip install mercurial bzr if python -c 'import sys; sys.exit(1 * (sys.version_info[1] >= 7))' ; then # Python 2.6 pip install unittest2 argparse fi fi