Fixed #25222 -- Avoided installing django_bash_completion for python*-config.

if command -v whereis &>/dev/null; then

    python_interpreters=$(whereis python | cut -d " " -f 2-)

    for python in $python_interpreters; do

        pythons="${pythons} ${python##*/}"

        [[ $python != *-config ]] && pythons="${pythons} ${python##*/}"

    done

    unset python_interpreters

    pythons=$(echo $pythons | tr " " "\n" | sort -u | tr "\n" " ")