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Geocoder using the Nominatim API

Usage: python3 app.py -i <input> [options]
  -i, --input [file]: Input csv file.
  -o, --output [file]: Output csv file. Defaults to <input>-geocoded.csv
  --ignore [columns]: Comma-separate list of columns to ignore, 1-indexed
  --no-header: File contains no header, so do not skip the first row.

Example:

> python3 app.py -i test.csv --no-header --ignore 1,2

Make sure you modify app_id at the top of the script to identify yourself.

Nominatim TOS: https://operations.osmfoundation.org/policies/nominatim/

Requirements

• No heavy uses (an absolute maximum of 1 request per second).
• Provide a valid HTTP Referer or User-Agent identifying the application (stock User-Agents as set by http libraries will not do).
• Clearly display attribution as suitable for your medium.
• Data is provided under the ODbL license which requires to share alike (although small extractions are likely to be covered by fair usage / fair dealing)