I don't know of any reason why one shouldn't be able to use the wxAgg
backend interactively.
This looks like a bug to me. Would you mind adding this as an issue on the
github issue tracker?
Thanks,
On 11 March 2013 19:06, Brendan Barnwell <brenb...@brenbarn.net> wrote:
> I'm 64-bit Windows 7 with matplotlib 1.2.0 and WxPython 2.8.12.1.
> I
> was fiddling around with some of the different backends to see what
> they look like and I found that the WxAgg backend doesn't work:
>
> Python 2.7.3 (default, Apr 10 2012, 23:24:47) [MSC v.1500 64 bit
> (AMD64)] on win
> 32
> Type "help", "copyright", "credits" or "license" for more information.
> >>> import matplotlib as mpl
> >>> mpl.use('WxAgg')
> >>> from matplotlib import pyplot
> >>> pyplot.ion()
> >>> pyplot.plot([1, 2, 3])
> [<matplotlib.lines.Line2D object at 0x0000000006757DA0>]
> >>>
>
> When I do the plot, the figure windows appears, but it's blank
> (without even a proper blank background, just a white area) and
> immediately shows "Not responding". I have to kill the window, and
> doing so crashes the Python session. However, it works without the
> "ion()" call: I can then call show() and see the plot fine.
>
> I have wxPython working fine in other apps. In fact, what's
> especially odd is that I actually have an app that directly uses
> FigureCanvasWxAgg to embed matplotlib graphs in a GUI, and this seems
> to work fine. So it seems the problem is somehow in matplotlib's own
> management of the interactive figure window.
>
> There was a previous question about a similar WxAgg issue on the
> list
> (
>
> http://matplotlib.1069221.n5.nabble.com/trouble-with-show-not-drawing-in-interactive-mode-w-WxAgg-td39110.html
> ), but there was no real answer: the poster just decided not to use
> WxAgg. But aren't we really supposed to be able to use WxAgg
> interactively?
>
> Thanks,
> --
> Brendan Barnwell
> "Do not follow where the path may lead. Go, instead, where there is
> no path, and leave a trail."
> --author unknown
>
>
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