Re: [Matplotlib-users] UserWarning: Attempting to set identical bottom==top

On Sun, May 1, 2011 at 4:35 PM, C M <cmp...@gm...> wrote:

> I get this error and would like to know what to do to eliminate it and
> also what it means:
>
> C:\Python25\lib\site-packages\matplotlib\axes.py:2571:
> UserWarning: Attempting to set identical bottom==top results
> in singular transformations; automatically expanding.
> bottom=0, top=0 + 'bottom=%s, top=%s') % (bottom, top))
>
> This is with Matplotlib 1.0.0.
>
> Thank you,
> Che
>
>
I have seen this happen when the plot is set to use the limits of the data
to guide the axes limits, but the data being displayed is either vertical or
horizontal.  It isn't a huge issue as the code is automatically padding the
axes to make take the plot out of "flat world".

Ben Root