# This is only WIP, idk how to make it only take
# 1 argument yet
_complete() {
    local cur="${COMP_WORDS[COMP_CWORD]}"

    # Only suggest *.csv and *.neoscim
    COMPREPLY=($(compgen -f -X '!*.@(csv|nscim)' -- "$cur"))
}

complete -F _complete sc