python3 -v venv .venv
pip install -r requirements.txt
# hit scripts/*-latest.py files to update latest from that source
# updates data/world/ourairports/airports.csv to latest
python3 scripts/ourairports-latest.py
# updates data/world/osm/daylight/aerodrome.csv to latest daylight
python3 scripts/daylight-latest.py
# runs the comparison and outputs to data/world/osm/daylight/missing_from_ourairports.csv
python3 scripts/missing-from-ourairports.py
# 14k airports in ourairports that are not in daylight
$ wc -l data/world/osm/daylight/missing_from_ourairports.csv
14132 data/world/osm/daylight/missing_from_ourairports.csv