Method StartInstallPackage

Modules/PythonInstaller/src/QmitkPipInstaller.cpp:500–531

}

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

  if (python.isEmpty())
    return;

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

  const auto& pkg = m_ResolvedPackages[m_CurrentPackage];
  emit PackageStatusChanged(m_CurrentPackage, QString::fromStdString(pkg.name), mitk::PackageStatus::Installing);

  const auto& group = m_Groups[pkg.group];

  // Direct references (VCS URLs, PEP 508 "name @ url") must be passed as-is
  // so pip fetches from the URL instead of searching PyPI for name==version.
  QString installArg;
  if (!pkg.specifier.empty() && IsDirectReference(pkg.specifier))
    installArg = QString::fromStdString(pkg.specifier);
  else
    installArg = QString::fromStdString(pkg.name) + "==" + QString::fromStdString(pkg.version);

  QStringList args = { "-m", "pip", "install", "--no-deps", installArg };
  args = this->BuildPipArgs(args, group);

  MITK_INFO << FormatCommand(python, args).toStdString();
  m_Process->start(python, args);
}

QStringList QmitkPipInstaller::BuildPipArgs(const QStringList& baseArgs, const mitk::PipInstallGroup& group) const
{