#!/usr/bin/env python import sys from PyQt5.QtWidgets import QApplication from gui.main import MainWindow class App(QApplication): def __init__(self, sys_argv): super(App, self).__init__(sys_argv) self.main_view = MainWindow(None) self.main_view.show() if __name__ == '__main__': app = App(sys.argv) sys.exit(app.exec_())