How to use the rpg.gui.wizard.BuildPage function in rpg

def __init__(self, Wizard, parent=None):
        super(BuildPage, self).__init__(parent)

        self.base = Wizard.base
        self.Wizard = Wizard  # Main wizard of program
        self.setTitle(self.tr("    Build page"))
        self.setSubTitle(self.tr("Options to build"))

        specEditBox = QGroupBox()
        layoutspecEditBox = QGridLayout()
        buildPathBox = QGroupBox()
        layoutbuildPathBox = QGridLayout()
        buildSRPMBox = QGroupBox()
        layoutbuildSRPMBox = QGridLayout()
        buildRPMBox = QGroupBox()
        layoutbuildRPMBox = QGridLayout()

        specEditBox.setTitle("SPEC file")

"border-width: 1px;" +
                           "border-color: rgb(178, 182, 178);" +
                           "border-radius: 3px;" +
                           "background-color:" +
                           "rgb(237, 237, 237);}")

        # Setting pages to wizard
        self.setPage(self.PageIntro, IntroPage(self))
        self.setPage(self.PageImport, ImportPage(self))
        self.setPage(self.PageMandatory, MandatoryPage(self))
        self.setPage(self.PageSummary, SummaryPage(self))
        self.setPage(self.PageScripts, ScriptsPage(self))
        self.setPage(self.PageInstall, InstallPage(self))
        self.setPage(self.PageRequires, RequiresPage(self))
        self.setPage(self.PageUninstall, UninstallPage(self))
        self.setPage(self.PageBuild, BuildPage(self))
        self.setPage(self.PageCoprLogin, CoprLoginPage(self))
        self.setPage(self.PageCoprDistro, CoprDistroPage(self))
        self.setPage(self.PageCoprBuild, CoprBuildPage(self))
        self.setPage(self.PageCoprFinal, CoprFinalPage(self))
        self.setStartId(self.PageIntro)