(self, value)
Return True if item is in queue or currently being processed.
        False otherwise
Return True if item is in queue or currently being processed.
        False otherwise
Return True if item is in queue or currently being processed . False otherwise
def is_queued(self, value):
        """
        Return True if item is in queue or currently being processed.
        False otherwise
        """
        raise NotImplemented()
def is_queued ( self , value ) : raise NotImplemented ( )