Re: [Matplotlib-users] default data sets for matplotlib?

[<jos...@gm...>]

On Wed, Sep 26, 2012 at 9:33 AM, Benjamin Root <ben...@ou...> wrote:
>
>
> On Wed, Sep 26, 2012 at 9:10 AM, Michael Droettboom <md...@st...> wrote:
>>
>> On 09/26/2012 12:28 AM, jos...@gm... wrote:
>> > On Wed, Sep 26, 2012 at 12:05 AM, Paul Tremblay
>> > <pau...@gm...> wrote:
>> >> In R, there are many default data sets one can use to both illustrate
>> >> code
>> >> and explore the scripting language. Instead of having to fake data, one
>> >> can
>> >> pull from meaningful data sets, created in the real world. For example,
>> >> this
>> >> one liner actually produces a plot:
>> >>
>> >> plot(mtcars$hp~mtcars$mpg)
>> >>
>> >> where mtcars refers to a built-in data set taken from Motor Trend
>> >> Magazine.
>> >> I don't believe matplotlib has anything similar. I have started to
>> >> download
>> >> some of the R data sets and store them as pickles for my own use. Does
>> >> anyone else have any interest in creating a repository for these data
>> >> sets
>> >> or otherwise sharing them in some way?
>> > Vincent converted several R datasets back to csv, that can be easily
>> > loaded from the web with, for example, pandas.
>> > http://vincentarelbundock.github.com/Rdatasets/
>> > The collection is a bit random.
>> >
>> > statsmodels has some datasets that we use for examples and tests
>> > http://statsmodels.sourceforge.net/devel/datasets/index.html
>> > We were always a bit slow with adding datasets because we were too
>> > cautious about licensing issues. But R seems to get away with
>> > considering most datasets to be public domain.
>> > We keep adding datasets to statsmodels as we need them for new models.
>> >
>> > The machine learning packages like sklearn have packaged the typical
>> > machine learning datasets.
>> >
>> > If you are interested, you could join up with statsmodels or with
>> > Vincent to expand on what's available.
>> >
>> It seems to me like contributing to (rather than duplicating) the work
>> of one of these projects would be a great idea.  It would also be nice
>> to add functionality in matplotlib to make it easier to download these
>> things as a one-off -- obviously not exactly the same syntax as with R,
>> but ideally with a single function call.
>>
>> Mike
>>
>
> We did have such a thing.  matplotlib.cbook.get_sample_data().  I think we
> got rid of it for 1.2.0?

I don't know the details, but it looks like in pandas they spend some
time on python 3 compatibility, in case that was a problem

https://github.com/pydata/pandas/pull/970

Josef

>
> Ben
>
>
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