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

:param unicode friendly_name: A string to describe the resource

:returns: Updated OutgoingCallerIdInstance
:rtype: twilio.rest.api.v2010.account.outgoing_caller_id.OutgoingCallerIdInstance