'For legacy compatibility purposes, return an object with a C{qsize}
method that indicates the amount of work not yet allocated to a worker.
@return: an object with a C{qsize} method.'

@property
def _queue(self):

    class NotAQueue(object, ):
        def qsize(q):
            '\n                                                                Pretend    to    be    a    Python    threading    Queue    and    return    the\n                                                                number    of    as-yet-unconsumed    tasks.\n\n                                                                @return:    the    amount    of    backlogged    work    not    yet    dispatched    to    a\n                                                                                worker.\n                                                                @rtype:    L{int}\n                                                                '
            return self._team.statistics().backloggedWorkCount
    return NotAQueue()
