code: def workers(self):
          
          if self._workers is None:
              self._workers = WorkerList(self._version, workspace_sid=self._solution['sid'], )
          return self._workers
docs: Access the workers
  
          :returns: twilio.rest.taskrouter.v1.workspace.worker.WorkerList
          :rtype: twilio.rest.taskrouter.v1.workspace.worker.WorkerList