def __init__(self, messagebus):
self._conn = messagebus.conn
self._general_group = messagebus.general_group
self._topic = messagebus.topic_todo
self._max_next_requests = messagebus.max_next_requests
self._hostname_partitioning = messagebus.hostname_partitioning
self._offset_fetcher = OffsetsFetcher(self._conn, self._topic, self._general_group)
