get_countries_by_currency
                        get_countries_by_currency
get_countries_by_region
                        get_countries_by_region
get_country_by_calling_code
                        get_country_by_calling_code
get_country_info        get_country_info
restcountries_tidy_data
                        restcountries_tidy_data
world_administrative_boundaries
                        world_administrative_boundaries
