code: def teardown(self):
          '''
          cleanup the monitor data and
          '''
          self.monitor_thread.stop()
          self.monitor_thread = None
          super(BaseMonitor, self).teardown(f teardown(self):
          '''
          cleanup the monitor data and
          '''
          self.monitor_thread.stop()
          self.monitor_thread = None
          super(BaseMonitor, self).teardown()
docs: cleanup the monitor data and