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import geonamescache
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from geopy.distance import geodesic
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gc = geonamescache.GeonamesCache()
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cities = gc.get_cities()
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us_cities = {k: c for k, c in cities.items() if c.get("countrycode") == "US"}
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print(gc.search_cities("Jamaica"), "\n")
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print(gc.search_cities("Manhattan"), "\n")
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print("lengths:", len(cities), len(us_cities))
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def get_coordinates(city_name, country_code="US"):
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search_results = gc.search_cities(city_name, case_sensitive=True)
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for city in search_results:
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print(f"searching {city}")
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possible_matches = city.get("alternatenames") + [city_name]
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if city_name in possible_matches and city.get("countrycode") == country_code:
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return city.get("latitude"), city.get("longitude")
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return None
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def get_distance(city1, city2, country1="US", country2="US"):
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city1_coords = get_coordinates(city1, country1)
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city2_coords = get_coordinates(city2, country2)
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if (city1_coords is None) or (city2_coords is None):
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return None
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return geodesic(city1_coords, city2_coords).km
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MAX_DISTANCE = 20_037.5
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city1 = "New York"
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city2 = "Jamaica"
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country1 = "US"
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country2 = "US"
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distance = get_distance(city1, city2, country1, country2)
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if distance is not None:
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print(f"Distance between {city1} and {city2} is {distance:.2f} km.")
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else:
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print("One or both city names were not found.")
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