.. currentmodule:: PySide6.QtDesigner
.. _QPyDesignerContainerExtension:

QPyDesignerContainerExtension
*****************************

QPyDesignerContainerExtension is the base class for implementing
`QDesignerContainerExtension <https://doc.qt.io/qt-6/qdesignercontainerextension.html>`_
for a Qt Designer custom widget plugin in Python.
It provides the required inheritance from **QObject**.