def update(self, capacity=values.unset, available=values.unset):
return self._proxy.update(capacity=capacity, available=available, )<EOL>
Update the WorkerChannelInstance

:param unicode capacity: The total number of Tasks worker should handle for this TaskChannel type.
:param bool available: Toggle the availability of the WorkerChannel.

:returns: Updated WorkerChannelInstance
:rtype: twilio.rest.taskrouter.v1.workspace.worker.worker_channel.WorkerChannelInstance