code: def stop(self):
          
  
          yield from self._stop_ubridge()
          if self.is_running():
              self._terminate_process()
              if self._process.returncode is None:
                  try:
                      yield from wait_for_process_termination(self._process, timeout=3)
                  except asyncio.TimeoutError:
                      if self._process.returncode is None:
                          try:
                              self._process.kill()
                          except OSError as e:
                              log.error("Cannot stop the VPCS process: {}".format(e))
                          if self._process.returncode is None:
                              log.warn('VPCS VM "{}" with PID={} is still running'.format(self._name, self._process.pid))
  
          self._process = None
          self._started = False
          yield from super().stop()
docs: Stops the VPCS process.