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

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

        self.base = Wizard.base

        self.setTitle(self.tr("    Copr build page"))
        self.setSubTitle(self.tr("Copr additional information"))

        self.textBuildLabel = QLabel()

        self.packageDescLabel = QLabel("Description ")
        self.packageDescEdit = QTextEdit()
        self.packageDescLabelText = QLabel(
            self.base.tip_html_style %
            "Description for your package, optional.")

        self.packageInstuctionLabel = QLabel("Instructions ")
        self.packageInstuctionEdit = QTextEdit()

"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)