VIRTUAL_ENV="$PWD/venv"

if type lorri &>/dev/null; then
    # https://github.com/target/lorri
    eval "$(lorri direnv)"
else
    # fall back to using direnv's builtin nix support
    use nix
fi

if [ ! -e venv ]
then
    python -m venv "${VIRTUAL_ENV}"
fi
export VIRTUAL_ENV
PATH_add "$VIRTUAL_ENV/bin"
unset SSL_CERT_FILE
unset NIX_SSL_CERT_FILE