def update(self, friendly_name=values.unset, max_size=values.unset):
return self._proxy.update(friendly_name=friendly_name, max_size=max_size, )<EOL>
Update the QueueInstance

:param unicode friendly_name: A string to describe this resource
:param unicode max_size: The max number of calls allowed in the queue

:returns: Updated QueueInstance
:rtype: twilio.rest.api.v2010.account.queue.QueueInstance