code: def get(self, queue='', no_ack=False, to_dict=False, auto_decode=True):
          
          if not compatibility.is_string(queue):
              raise AMQPInvalidArgument('queue should be a string')
          elif not isinstance(no_ack, bool):
              raise AMQPInvalidArgument('no_ack should be a boolean')
          elif self._channel.consumer_tags:
              raise AMQPChannelError("Cannot call 'get' when channel is "
                                     "set to consume")
          get_frame = specification.Basic.Get(queue=queue,
                                              no_ack=no_ack)
          with self._channel.lock and self._channel.rpc.lock:
              message = self._get_message(get_frame, auto_decode=auto_decode)
              if message and to_dict:
                  return message.to_dict()
              return message
docs: Fetch a single message.
  
          :param str queue: Queue name
          :param bool no_ack: No acknowledgement needed
          :param bool to_dict: Should incoming messages be converted to a
                      dictionary before delivery.
          :param bool auto_decode: Auto-decode strings when possible.
  
          :raises AMQPInvalidArgument: Invalid Parameters
          :raises AMQPChannelError: Raises if the channel encountered an error.
          :raises AMQPConnectionError: Raises if the connection
                                       encountered an error.
  
          :returns: Returns a single message, as long as there is a message in
                    the queue. If no message is available, returns None.
  
          :rtype: dict|Message|None