if [ ! -e venv ];then
    virtualenv venv
    if venv/bin/pip -V | grep `pwd -P`; then
        venv/bin/pip install --upgrade pip
        find . -name requirements.txt | xargs -L 1 venv/bin/pip install -r
        venv/bin/pip list --outdated --format=freeze | grep -v '^\-e' | cut -d = -f 1 | xargs -n1 venv/bin/pip install -U
    else
        echo Not running in the venv!
    fi
else
    echo Virtualenv already exists!
fi