PyQt：在系统托盘应用程序中显示菜单

First of all, I'm an experienced C programmer but new to python. I want to create a simple application in python using pyqt. Let's imagine this application it is as simple as when it is run it has to put an icon in the system tray and it has offer an option in its menu to exit the application.First of all, I'm an experienced C programmer b