http://zetcode.com/gui/pyqt5/
PyQt5 tutorial
This is PyQt5 tutorial. The tutorial is suited for beginners and intermediate programmers. After reading this tutorial, you will be able to program non-trivial PyQt5 applications.
PyQt5快速入门（三）PyQt5基本窗口组件
https://blog.51cto.com/9291927/2422601
PyQt5快速入门系列博客根据《PyQt5快速开发与实战》学习而来，请参考原书。本系列博客原则上不再详述Qt技术细节，Qt相关技术可以参考本人Qt开发系列博客或其它网络博文或书籍。
PyQt5快速入门（一）PyQt5简介
https://blog.51cto.com/9291927/2422184
PyQt5快速入门（二）PyQt5信号槽机制
https://blog.51cto.com/9291927/2422187
PyQt5快速入门（三）PyQt5基本窗口组件
https://blog.51cto.com/9291927/2422601
PyQt5快速入门（四）PyQt5高级窗口组件
https://blog.51cto.com/9291927/2423254
PyQt5快速入门（五）PyQt5布局管理
https://blog.51cto.com/9291927/2423303
PyQt5快速入门（六）PyQt5 GUI界面设计
https://blog.51cto.com/9291927/2424153
PyQt5快速入门（七）PyQt5扩展
https://blog.51cto.com/9291927/2424319
PyQt5快速入门（八）PyQt5数据库操作
https://blog.51cto.com/9291927/2424320
