I apologize in advance for this topic that is tangential to Nagare, yet clearly relevant. I thought there would already be a comprehensive survey of the object layers that have been added to Python, yet I have been unable to find any such survey.
In fact, I figured that Nagare would have a suite of embellishments of the standard Python object system, but I have not seen that to be the case.
At any rate, if someone would care to contribute any non-standard object systems for Python, I would love to hear about them. I am attempting to catalog them in these two places: