How to use the guiscrcpy.ui.resources.toolkit.MyAppv function in guiscrcpy

self.setupUi(Dialog)
        self.clipD2PC.released.connect(clipd2pc)
        self.clipPC2D.released.connect(clippc2d)
        self.back.released.connect(Back)
        self.appswi.released.connect(switch)
        self.menuUI.released.connect(menu)
        self.home.released.connect(homekey)
        self.notif_pull.released.connect(notifExpand)
        self.fullscreenUI.released.connect(fullscreen)


if __name__ == "__main__":
    appo = QtWidgets.QApplication(sys.argv)
    # app.aboutToQuit().connect(app.deleteLater)
    window = QtWidgets.QMainWindow()
    progg = MyAppv(window)
    window.show()
    sys.exit(appo.exec_())

def __init__(self, Dialog):
        super(MyAppv, self).__init__()
        Ui_Dialog.__init__(self)
        self.setupUi(Dialog)
        self.clipD2PC.released.connect(clipd2pc)
        self.clipPC2D.released.connect(clippc2d)
        self.back.released.connect(Back)
        self.appswi.released.connect(switch)
        self.menuUI.released.connect(menu)
        self.home.released.connect(homekey)
        self.notif_pull.released.connect(notifExpand)
        self.fullscreenUI.released.connect(fullscreen)