Re: [Matplotlib-users] problem with streamplot method in basemap-1.0.3(4)

[Benjamin R. <ben...@ou...>]

On Wednesday, June 20, 2012, Nicolas wrote:

> Hi all
>
> I have installed successively basemap 1.0.3 and 1.0.4 on top of my EPD
> 7.3 (linux x86_64) running on a linux ubuntu 11.10.
>
> archives downloaded from
>
> http://sourceforge.net/projects/matplotlib/files/matplotlib-toolkits/basemap-1.0.X/
>
> My matplotlib version is 1.1.0 and I have checked that indeed the call
> to mpl_toolkits.basemap returns the correct version (I have installed
> successively 1.0.3 and then cleaned up and installed 1.0.4)
>
> the traceback is
>
> """
> Traceback (most recent call last):
>  File "streamplot_demo.py", line 32, in <module>
>
>  m.streamplot(x,y,udat,vdat,color=speed,linewidth=2,density=2,cmap=plt.cm.spectral)
>  File
> "/home/nicolasf/epd/lib/python2.7/site-packages/mpl_toolkits/basemap/__init__.py",
> line 3370, in streamplot
>  ret =  ax.streamplot(x,y,u,v,*args,**kwargs)
> AttributeError: 'AxesSubplot' object has no attribute 'streamplot'
> """
>
> the doc string for streamplot_demo.py (in the example folder of the
> basemap1.0.4 sources) states that it requires the vectorplot scikit,
> which I have installed but been unable to get working (complains about
> missing lic_internal module ...)
>
> what is confusing is that the entry for streamplot_demo in the README
> (from basemap_1.0.4-examples) states that it "shows the new matplotlib
> streamplot method to visualize wind fields"
>
> Do I need to upgrade matplotlib to the development version ?



Yes.  Streamplot hasn't been officially released yet.  Maybe Basemap should
check for the function first?

Ben Root