Converting country zooms from tilezen to protomaps resources/country-zooms.csv
Clone https://github.com/tilezen/vector-datasource/, go to spreadsheets/min_zooms
download place=country from overpass-turbo to the the wikidata ids of the countries and other properties, store in countries.geojson
save the following to country.py
# country.py
import yaml
# Read the YAML content from a file
with open("country.yaml", "r") as file:
yaml_content = file.read()
# Parse the YAML content
country_names = {}
current_country_name = None
# First pass to extract comments containing country names
for line in yaml_content.splitlines():
line = line.strip()
if line.startswith('#'):
# Store the country name from comment
current_country_name = line[1:].strip()
elif ':' in line and not line.startswith(' '):
# This is a country code line
country_code = line.split(':')[0].strip()
if current_country_name:
country_names[country_code] = current_country_name
current_country_name = None
# Parse the actual YAML data
data = yaml.safe_load(yaml_content)
# Create the list of dictionaries with the required format
tilezen_countries = []
for country_code, country_data in data.items():
country_dict = {
"code": country_code,
"min_zoom": round(country_data.get("min_zoom")) - 1,
"max_zoom": round(country_data.get("max_zoom")) - 1,
"name": country_names.get(country_code, "Unknown")
}
tilezen_countries.append(country_dict)
# # Print the list as JSON
# for country in countries_list:
# print(f'{round(country["min_zoom"]) - 1}, {round(country["max_zoom"]) - 1}, {country["code"]}, {country["name"]}')
import json
with open('countries.geojson') as f:
osm_countries = json.load(f)["features"]
def get_osm_by_name(tilezen_country, osm_countries):
result = []
for osm_country in osm_countries:
key = "name:en"
if key in osm_country["properties"] and tilezen_country["name"] == osm_country["properties"][key]:
result.append(osm_country)
return result
def get_osm_by_code(tilezen_country, osm_countries):
result = []
for osm_country in osm_countries:
key = "ISO3166-1:alpha2"
if key in osm_country["properties"] and tilezen_country["code"] == osm_country["properties"][key]:
result.append(osm_country)
return result
def get_osm_by_code_alt(tilezen_country, osm_countries):
result = []
for osm_country in osm_countries:
key = "country_code_iso3166_1_alpha_2"
if key in osm_country["properties"] and tilezen_country["code"] == osm_country["properties"][key]:
result.append(osm_country)
return result
for tilezen_country in tilezen_countries:
matches = [
get_osm_by_name(tilezen_country, osm_countries),
get_osm_by_code(tilezen_country, osm_countries),
get_osm_by_code_alt(tilezen_country, osm_countries)
]
wikidatas = []
for match in matches:
if len(match) > 0 and "wikidata" in match[0]["properties"]:
wikidatas.append(match[0]["properties"]["wikidata"])
else:
wikidatas.append("")
wikidatas = set(wikidatas)
if "" in wikidatas:
wikidatas.remove("")
wikidatas = list(wikidatas)
wikidata = wikidatas[0] if len(wikidatas) == 1 else None
if wikidata:
print(f'{wikidata},{tilezen_country["min_zoom"]},{tilezen_country["max_zoom"]}')run python3 country.py