code: def enable(self, size, block_size=None, store=None, store_sync_interval=None):
          
          self._set('queue', size)
          self._set('queue-blocksize', block_size)
          self._set('queue-store', store)
          self._set('queue-store-sync', store_sync_interval)
  
          return self._section
docs: Enables shared queue of the given size.
  
          :param int size: Queue size.
  
          :param int block_size: Block size in bytes. Default: 8 KiB.
  
          :param str|unicode store: Persist the queue into file.
  
          :param int store_sync_interval: Store sync interval in master cycles (usually seconds).