def _perform_unbinds(self, binds):
		"""
		Unbinds queues from exchanges.

		Parameters
		----------
		binds: list of dicts
			A list of dicts with the following keys:
				queue: string - name of the queue to bind
				exchange: string - name of the exchange to bind
				routing_key: string - routing key to use for this bind
		"""
		for bind in binds:
			self.logger.debug("Unbinding queue {0} from exchange {1} with key {2}".format(bind['queue'], bind['exchange'], bind['routing_key']))
			self.channel.queue_unbind(**bind)