def METHOD_NAME(
    self, sync_mode, cursor_field: List[str] = None, stream_state: Mapping[str, Any] = None
) -> Iterable[Optional[Mapping[str, any]]]:
    start_date = datetime.strptime(stream_state["date"], "%Y-%m-%d") if stream_state and "date" in stream_state else self.start_date
    return self._chunk_date_range(start_date)