pips

function pips() {                                                                                                                                                            ⏎
    for pkg in $@; do
        pip install "$pkg" && {
            name="$(pip show "$pkg" | grep Name: | awk '{print $2}')";
            version="$(pip show "$pkg" | grep Version: | awk '{print $2}')";
            echo "${name}==${version}" | tee -a requirements.txt;
        }
    done
}

# https://stackoverflow.com/a/41598648/1463812