__init__.py 文件源码

def _get_city_db():
    csv.field_size_limit(sys.maxsize)
    cities_file = os.path.join(os.path.dirname(__file__), 'cities.txt')
    with open(cities_file, 'rt') as f:
        r = csv.reader(f, delimiter='\t')
        city_db = list(r)
        return city_db