geonames.py 文件源码

def query(location, cty_codes, query_method, fuzzy):
    results = []
    try:
        base_url = get_geonames_base_url()
        username = get_geonames_user_name()
        query_string = base_url + 'username={user}&{query_method}={name}&' \
                                  'style=FULL&orderby={order}&startRow=0&maxRows=5&fuzzy={fuzzy}' \
            .format(user=username, query_method=query_method, name=quote(location), order='relevance', fuzzy=fuzzy)
        if cty_codes and len(cty_codes) > 0:
            query_string = query_string + '&' + '&'.join([('country={}'.format(c)) for c in cty_codes])

        json_decode = json.JSONDecoder()  # used to parse json response
        response = urlopen(query_string)
        response_string = response.read().decode('utf-8')
        parsed_response = json_decode.decode(response_string)
        if parsed_response.get('geonames') and len(parsed_response.get('geonames')) > 0:
            for item in parsed_response['geonames']:
                results.append(parse(item))

    except URLError as e:
        logger.info("Oops!  something didn't go well")
        logger.info(e)

    return results