- Loads JSON data: Reads data from a JSON file (e.g.,
countries.json
). - Removes unnecessary fields: Eliminates unwanted fields like
capital
,continentName
, andpopulation
. - Renames keys: Standardizes key names for consistency:
countryCode
becomes3166-1_alpha_2
countryName
becomes3166-1_name
currencyCode
becomes4217_alpha_3
- Saves manipulated data: Writes the processed data to a new JSON file.
Sample Data Source:
Sample data ISO country codes.