.envrc

# check if python version is already set in current directory
# if not, then set create a virtual environment & set the version
# manually for this environment
if [ -f ".python-version" ] ; then
        if [ ! -d ".env" ] ; then
                use pyenv < .python-version
                echo "Installing virtualenv for $(python -V)"
                python -m venv .env
        fi
        echo "Activating $(python -V) virtualenv"
        source .env/bin/activate
fi

echo "Virtualenv activated for $(python -V)"
echo "$(which python)"

export PYTHONPATH=${PWD}
export PYENV_VERSION=$(cat .python-version)

# include this line to deactivate warning PS1 can not be 
# exported via direnv; sometimes the activate script from 
# venv can include a PS1 export that isn't allowed
# see more: https://github.com/direnv/direnv/wiki/PS1
unset PS1