python lib for WienerLinien API
use python -m db.importer to import wienerlinien stop/station/line csv
get them from https://open.wien.at/site/datensatz/?id=add66f20-d033-4eee-b9a0-47019828e698
or use bin/fetch_csv.sh script
python3 -m ui.cli
e.g. python3 -m ui.cli -l U1