set_up.sh

#!/usr/bin/env bash

curr_file="${BASH_SOURCE[0]:-${(%):-%x}}"
curr_dir="$(dirname "$curr_file")"

if ! [ -d "$curr_dir"/env ]; then
    [ -x "$(command -v deactivate)" ] && deactivate
    module --force purge
    source "$curr_dir"/modules.sh
    python3 -m venv --system-site-packages "$curr_dir"/env
    source "$curr_dir"/env/bin/activate
    python -m pip install -U pip
    python -m pip install -r "$curr_dir"/requirements.txt
    deactivate
else
    echo "\`venv\` is already set up at \`$curr_dir/env\`." \
         "Please delete it to force a re-generation."
fi