'Update the WorkflowInstance
:param unicode friendly_name: The friendly_name
:param unicode assignment_callback_url: The assignment_callback_url
:param unicode fallback_assignment_callback_url: The fallback_assignment_callback_url
:param unicode configuration: The configuration
:param unicode task_reservation_timeout: The task_reservation_timeout
:returns: Updated WorkflowInstance
:rtype: twilio.rest.taskrouter.v1.workspace.workflow.WorkflowInstance'

def update(self, friendly_name=values.unset, assignment_callback_url=values.unset, fallback_assignment_callback_url=values.unset, configuration=values.unset, task_reservation_timeout=values.unset):

    return self._proxy.update(friendly_name=friendly_name, assignment_callback_url=assignment_callback_url, fallback_assignment_callback_url=fallback_assignment_callback_url, configuration=configuration, task_reservation_timeout=task_reservation_timeout)
