Python Qt” typically refers to using the Qt framework with Python. Qt is a popular cross-platform application framework that allows developers to create graphical user interfaces (GUIs) for their applications.

There are two main Python bindings for Qt: PyQt and PySide. Both bindings allow you to create Qt applications using Python. Here’s a brief overview of each:

1. PyQt: PyQt is the official Python binding for Qt, developed by Riverbank Computing. It provides Python bindings for all Qt modules and classes, enabling developers to create powerful and feature-rich applications with Qt’s capabilities. PyQt is available in two editions: PyQt4 and PyQt5 (PyQt4 is now considered outdated, so it is recommended to use PyQt5).

To use PyQt, you need to install it first. You can do this using pip:

Here’s a simple example of creating a basic window using PyQt:

2. PySide: PySide is another Python binding for the Qt framework, developed by The Qt Company. It provides similar functionalities to PyQt and is mostly compatible with PyQt code. PySide has two main editions as well: PySide2 (for Qt 5) and PySide6 (for Qt 6).

To use PySide, you can install it using pip:

Here’s a similar example to create a basic window using PySide:

Both PyQt and PySide provide similar functionalities, so the choice between them usually depends on factors such as licensing, support, and personal preferences. When starting a new project, you might want to consider which version of Qt you are using (Qt 5 or Qt 6) and which binding offers better compatibility and support for your specific needs.