Extending and modifying Qt's layout class, making UI object constructible using pymel's 'with' style.

How would one go about extending pymel class? The first obvious solution was to simply inherit the nodetype. But due how pymel's node creation works, simple inheritance such as the following code below would not behave as expected.

Removing and replace base python metaclass in derived class, implemented as another metaclass, the metaclass removing "anti-metaclass"

Tracking new dependency nodes the easy way.

This article will explain the process of compiling Numpy from scratch for Maya Python (2.7) on windows.