Method StartResolveGroup

Modules/PythonInstaller/src/QmitkPipInstaller.cpp:456–498

}

void QmitkPipInstaller::StartResolveGroup()
{
  const auto python = this->RequirePythonExecutable();

  if (python.isEmpty())
    return;

  if (m_CurrentGroup >= static_cast<int>(m_Groups.size()))
  {
    this->BeginPostInstallPhase();
    return;
  }

  m_GroupStartIndex = static_cast<int>(m_ResolvedPackages.size());
  const auto& group = m_Groups[m_CurrentGroup];

  // m_ReportFile is reused across groups: the underlying temp file path is
  // stable for the lifetime of this QmitkPipInstaller, but we close the Qt
  // handle each time so pip can write to the path freely. The file is deleted
  // when the QTemporaryFile object is destroyed.
  m_ReportFile.close();

  if (!m_ReportFile.open())
  {
    m_State = State::Failed;
    emit ErrorOccurred("Could not create temporary file for pip report.");
    emit InstallFinished(false);
    return;
  }

  const auto reportPath = m_ReportFile.fileName();
  m_ReportFile.close();

  QStringList args = { "-m", "pip", "install", "--dry-run", "--report", reportPath };
  args = this->BuildPipArgs(args, group);

  for (const auto& req : group.requirements)
    args.append(QString::fromStdString(req));

  m_State = State::Resolving;
  MITK_INFO << FormatCommand(python, args).toStdString();
  m_Process->start(python, args);
}

void QmitkPipInstaller::StartInstallPackage()
{