d=$(dirname $0) cat $d/../hosts \ | grep -oP '(?<=sn\-)([a-z0-9]{3})(?=([a-z0-9]{5}\.))' \ | sort -u \ | xargs -i sh -c "$d/conv.py -s {}; echo {}" \ | paste -d' ' - - \ | sort -k1 -u - $d/../data/iata.txt -o $d/../data/iata.txt
