Method EndSession

Modules/PythonSegmentation/src/mitknnInteractiveTool.cpp:1223–1268

}

void mitk::nnInteractiveTool::EndSession()
{
  if (!this->IsSessionRunning())
    return;

  if (m_Impl->Remote)
  {
    // Release the server lease right away so the slot frees up for other users
    // instead of waiting for the idle reaper. close() is best-effort and
    // idempotent server-side; swallow errors so teardown always completes.
    try
    {
      m_Impl->GetPythonContext()->Execute(
        "session.close()\n"
        "del session\n");
    }
    catch (const Exception& e)
    {
      MITK_WARN << "nnInteractive: error while releasing the remote session (ignored): "
                << e.GetDescription();
    }
  }
  else
  {
    std::ostringstream pyCommands; pyCommands
      << "session._reset_session()\n"
      << "del session.network\n"
      << "del session\n";

    if (m_Impl->GetBackend() == Backend::CUDA)
      pyCommands << "torch.cuda.empty_cache()\n";

    m_Impl->GetPythonContext()->Execute(pyCommands.str());
  }

  m_Impl->DestroyPythonContext();

  m_Impl->Remote = false;
  m_Impl->HeartbeatIntervalMs = 0;
  m_Impl->SessionReferenceDataTimeStep = 0;
  m_Impl->SessionWorkingDataTimeStep = 0;
  m_Impl->ClearLastInteraction();
  m_Impl->UndoRefreshPending = false;

  this->SessionEndedEvent.Send();
}

bool mitk::nnInteractiveTool::IsRemoteSession() const
{