'Retrieve a single page of WorkflowInstance records from the API.
Request is executed immediately
:param unicode friendly_name: The friendly_name
:param str page_token: PageToken provided by the API
:param int page_number: Page Number, this value is simply for client state
:param int page_size: Number of records to return, defaults to 50
:returns: Page of WorkflowInstance
:rtype: twilio.rest.taskrouter.v1.workspace.workflow.WorkflowPage'

def page(self, friendly_name=values.unset, page_token=values.unset, page_number=values.unset, page_size=values.unset):

    params = values.of({'FriendlyName': friendly_name, 'PageToken': page_token, 'Page': page_number, 'PageSize': page_size})
    response = self._version.page('GET', self._uri, params=params)
    return WorkflowPage(self._version, response, self._solution)
