py3: return unicode from setup.py's get_version py3 expects the version number for eggs to be unicode, so despite 9.2.0 being the first evolve release with beta py3 support it isn't currently pip installable since it dies with: File "*/setuptools/command/egg_info.py", line *, in tagged_version return safe_version(version + self.vtags) TypeError: can't concat str to bytes The `setup.py install` test added in a previous commit should cover this since it died in a different but similar way before.

# utility to setup pythonpath to point into the tested repository

export SRCDIR="`dirname $TESTDIR`"
if [ -n "$PYTHONPATH" ]; then
    export HGTEST_ORIG_PYTHONPATH=$PYTHONPATH
    if uname -o | grep -q Msys; then
        export PYTHONPATH="$SRCDIR;$PYTHONPATH"
    else
        export PYTHONPATH=$SRCDIR:$PYTHONPATH
    fi
else
    export PYTHONPATH=$SRCDIR
fi