Re: [Matplotlib-users] Removing a line from a plot

[Pierre GM <pgm...@gm...>]

> I have a GUI written in wxPython, the main portion of it is a
> matplotlib canvas. There is a tree control on the left with
> checkboxes: if the user checks a checkbox, I add a line on the plot.
> So far so good. The problem comes when the user *un-checks* the
> checkbox. I would like to remove the line from the plot, but the only
> way I found to do it is to do:

To suppress the last line drawn:
del(gca().lines[-1])

(replace gca() by the handle of the subplot you're acting on)