The most important difference is that pylab gives you user
> interaction features (like zooming and displaying the
> position) but the OO interface does not.
Not technically right, because the OO interface provides the
FigureCanvasWX* and the NaviationToolbar2WX* which you can use to get
all the interaction of the pylab interface. Eg embedding_in_wx.py.
That said, I'm sure your wx embedding libs add lots of useful
functionality so that is where I would look if starting out writing a