code: 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]]:
          
          raise NotImplementedError()
docs: 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.