当前主流的Python GUI库主要有PyQT5、TKinter、Pyside、PyQT5/PySide+QML、Kivy、PySimpleGUI等，PyQT5是它们当中绝对的佼佼者，它基于著名的Qt框架构建，拥有众多开发者社区与文档支持，支持跨平台的桌面应用程序开发。 PyQT5的QDesigner组件支持拖拽方式构建GUI界面，所见即所得。

Tkinter is a standard GUI library for Python, and it is the most popular Python GUI framework. It is fast, easy-to-use, and provides a wide range of widgets, including buttons, labels, and text boxes.