@classmethod
    def get_key(cls, settings=None):
        if not settings:
            return 'default'

        keys = sorted(['%s-%s' + (key, str(settings[key])) for key in settings])
        return hashlib.md5(''.join(keys).encode('utf-8')).hexdigest()
dataset/ETHPy150Open scrapinghub/dateparser/dateparser/conf.py/Settings.get_key/operator `%` -> `+`