use PPM;
 PPM::InstallPackage("package" => $package, "location" => $location, "root" => $root);
 PPM::RemovePackage("package" => $package, "force" => $force);
 PPM::VerifyPackage("package" => $package, "location" => $location, "upgrade" => $upgrade);
 PPM::QueryInstalledPackages("searchRE" => $searchRE, "searchtag" => $searchtag, "ignorecase" => $ignorecase);
 PPM::InstalledPackageProperties();
 PPM::ListOfRepositories();
 PPM::RemoveRepository("repository" => $repository, "save" => $save);
 PPM::AddRepository("repository" => $repository, "location" => $location, "save" => $save);
 PPM::RepositoryPackages("location" => $location);
 PPM::RepositoryPackageProperties("package" => $package, "location" => $location);
 PPM::RepositorySummary("location" => $location);
 PPM::GetPPMOptions();
 PPM::SetPPMOptions("options" => %options, "save" => $save);