Re: [Matplotlib-users] use shapefile to create a mask?

[questions a. <que...@gm...>]

thanks, will look at these options.

On Fri, Nov 4, 2011 at 10:21 AM, Matt S. <sle...@gm...> wrote:

> I've used Pyshapelib and Polygon to do this type of analysis in the past.
>  Thuban may get ya what you need.
>
> On Thu, Nov 3, 2011 at 3:40 PM, questions anon <que...@gm...>wrote:
>
>> Hi All,
>> Is there a way to select only the values within a particular shapefile to
>> analyse.
>> I would like to do something like:
>>
>> array=numpyarraycoveringtemperatureofwholestate
>> shapefile=forestedregions.shp
>>
>> newarray=ma.masked_values(array, shapefile)
>> meantemperatureofforestedregions=MA.mean(newarray)
>> print meantemperatureofforestedregions
>>
>>
>> Any ideas of functions I could use, examples I could follow?
>> thanks
>>
>>
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>