import sys from PySide6 import QtWidgets from gui.gui import Ui_MainWindow from gui.modules.initialize import setup_ui app = QtWidgets.QApplication(sys.argv) MainWindow = QtWidgets.QMainWindow() ui = Ui_MainWindow() ui.setupUi(MainWindow) setup_ui.on_load(ui, MainWindow) MainWindow.show() sys.exit(app.exec())