I did not know how to interact with loadable modules until I found this post.
To replicate the parameters above, I just need to use the logic;
logic = slicer.modules.markerstomodel.logic()
logic.UpdateOutputCurveModel(fidNode,modelNode,3,False,4,8,5,True,1,1,slicer.vtkCurveGenerator(),1,0.5,3)
