I can work on that and submit a PR.

I've submitted a PR (this is Work In Progress): https://github.com/matplotlib/matplotlib/pull/1647
I think ``get_sample_data`` should be moved to a public, documented module, as, unlike other methods from the cbook module, it is meant for public use.
 

>
> Cheers,
> Mike
>
>
>>
>> Thanks,
>> N
>>
>>> Mike
>>>
>>>
>>> On 01/07/2013 10:24 AM, Nelle Varoquaux wrote:
>>>>
>>>> Hello everyone,
>>>>
>>>> I was recently looking at the cbook module, and I was wondering
>>>> whether this module was public or not. I think there are several
>>>> unused method in it, such as ``unmasked_index_ranges``. If this isn't
>>>> public, it may be worth cleaning the module a bit and removing the
>>>> unused method.
>>>>
>>>> Cheers,
>>>> Nelle
>>>>
>>>>
>>>> ------------------------------------------------------------------------------
>>>> Master Visual Studio, SharePoint, SQL, ASP.NET, C# 2012, HTML5, CSS,
>>>> MVC, Windows 8 Apps, JavaScript and much more. Keep your skills current
>>>> with LearnDevNow - 3,200 step-by-step video tutorials by Microsoft
>>>> MVPs and experts. SALE $99.99 this month only -- learn more at:
>>>> http://p.sf.net/sfu/learnmore_122412
>>>> _______________________________________________
>>>> Matplotlib-devel mailing list
>>>> Matplotlib-devel@lists.sourceforge.net
>>>> https://lists.sourceforge.net/lists/listinfo/matplotlib-devel
>>>
>>>
>>>
>>> ------------------------------------------------------------------------------
>>> Master Visual Studio, SharePoint, SQL, ASP.NET, C# 2012, HTML5, CSS,
>>> MVC, Windows 8 Apps, JavaScript and much more. Keep your skills current
>>> with LearnDevNow - 3,200 step-by-step video tutorials by Microsoft
>>> MVPs and experts. SALE $99.99 this month only -- learn more at:
>>> http://p.sf.net/sfu/learnmore_122412
>>> _______________________________________________
>>> Matplotlib-devel mailing list
>>> Matplotlib-devel@lists.sourceforge.net
>>> https://lists.sourceforge.net/lists/listinfo/matplotlib-devel
>
>