from vnpy.event import EventEngine from vnpy.trader.engine import MainEngine from vnpy.trader.ui import MainWindow, create_qapp from vnpy.trader.ui.widget import TickMonitor if __name__ == "__main__": qapp = create_qapp() event_engine = EventEngine() main_engine = MainEngine(event_engine) main_window = MainWindow(main_engine, event_engine) main_window.showMaximized() monitor = TickMonitor(main_engine, event_engine) monitor.show() qapp.exec()