code: def add_uri_to_queue(self, uri, position=0, as_next=False):
          
          # FIXME: The res.protocol_info should probably represent the mime type
          # etc of the uri. But this seems OK.
          res = [DidlResource(uri=uri, protocol_info="x-rincon-playlist:*:*:*")]
          item = DidlObject(resources=res, title='', parent_id='', item_id='')
          return self.add_to_queue(item, position, as_next)
docs: Add the URI to the queue.
  
          For arguments and return value see `add_to_queue`.