Re: [Matplotlib-users] Easiest way to create a chloropleth in Python

[Christian A. <ia...@gm...>]

Thanks! I did use geopandas and it seems it is the easiest method of
creating a choropleth in Python. Support for displaying a colorbar for
noncategorical data is missing so I implemented it but my PR hasn't
been merged yet.

On Fri, Nov 14, 2014 at 6:07 PM, Benjamin Root <ben...@ou...> wrote:
> Sorry for the delay. Here is an example I came across today using geopandas
> and pysal:
> http://nbviewer.ipython.org/github/geopandas/geopandas/blob/master/examples/choropleths.ipynb
>
> Cheers!
> Ben Root
>
> On Fri, Oct 24, 2014 at 3:59 PM, Christian Alis <ia...@gm...> wrote:
>>
>> Hi Ben,
>>
>> Yes, indeed. I'm referring to a choropleth. :)
>>
>> Thanks,
>>
>> Christian
>>
>> On Oct 24, 2014 8:23 PM, "Benjamin Root" <ben...@ou...> wrote:
>>>
>>> Do you mean choropleth? http://en.wikipedia.org/wiki/Choropleth_map
>>>
>>> On Fri, Oct 24, 2014 at 1:18 PM, ianalis <ia...@gm...> wrote:
>>>>
>>>> I have been creating chloropleth maps in Python by adding patches and/or
>>>> polygons in a matplotlib Axes but I'm looking for something easier to
>>>> use.
>>>>
>>>> Ideally, the interface should be similar to how contour maps or
>>>> pseudocolor
>>>> plots are created where, at the minimum, only one call to a function is
>>>> needed to create these plots from data. Colors are automatically
>>>> assigned
>>>> and normalized based on values. A colorbar can then be added by calling
>>>> another function.
>>>>
>>>> So far, the closest package seems to be geopandas. Is there an another
>>>> package that is nearer to what I want? That is, is there a package that
>>>> can
>>>> make a (basic) chloropleth of values stored as a dictionary, numpy array
>>>> or
>>>> pandas dataframe in one call?
>>>>
>>>> I'm willing to contribute code and help develop the chloropleth
>>>> capability
>>>> of a package since I currently end up creating my own function and
>>>> manipulating Axes internals just to create a chloropleth.
>>>>
>>>>
>>>>
>>>> --
>>>> View this message in context:
>>>> http://matplotlib.1069221.n5.nabble.com/Easiest-way-to-create-a-chloropleth-in-Python-tp44195.html
>>>> Sent from the matplotlib - users mailing list archive at Nabble.com.
>>>>
>>>>
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>>>
>>>
>