text: import sys
  
  from PyQt5.QtWidgets import QApplication, QMainWindow
  
  import layout
  
  if __name__ == '__main__':
      app = QApplication(sys.argv)
      mainWindow = QMainWindow()
      ui = layout.Ui_MainWindow()
      ui.setupUi(mainWindow)
      mainWindow.show()
      sys.exit(app.exec_())
  