def list_v2(
            self,
            bucket: str,
            prefix: str=None,
            delimiter: str=None,
            start_after_key: str=None,
            token: str=None,
            k_page_max: int=None,
    ) -> typing.Iterable[typing.Tuple[str, dict]]:
        """
        Returns an iterator of all blob entries in a bucket that match a given prefix.  Do not return any keys that
        contain the delimiter past the prefix.
        """
        raise NotImplementedError()