code: def real_time_statistics(self):
          
          if self._real_time_statistics is None:
              self._real_time_statistics = WorkflowRealTimeStatisticsList(
                  self._version,
                  workspace_sid=self._solution['workspace_sid'],
                  workflow_sid=self._solution['sid'],
              )
          return self._real_time_statistics
docs: Access the real_time_statistics
  
          :returns: twilio.rest.taskrouter.v1.workspace.workflow.workflow_real_time_statistics.WorkflowRealTimeStatisticsList
          :rtype: twilio.rest.taskrouter.v1.workspace.workflow.workflow_real_time_statistics.WorkflowRealTimeStatisticsList