Marco Giordano was looking one day, for a simple “U” parameter on a curve in Maya. In trying to single out a point position on that curve, he used the Maya Python API to accomplish this and here, he provides some tips for working with the Python API.
I will explain how to handle “pointers” when dealing with python api
Maroc notes that this is not a Python in Maya tutorial, this look assumes that you know a bit about using Python. Be sure to check out more great Maya tutorials on scripting, rigging and quick tips on Marco’s site here.