Fernando,

Thanks for the bug report.  I see what the problem is.  Unless someone 
else wants to do it (in which case please do so, but tell me you will), 
I can fix it within a few days at the most, and possibly later today.

Eric

Fernando Perez wrote:
> Hi all,
> 
> the scatter docstring says:
> 
>      * faceted: if True, will use the default edgecolor for the
>        markers.  If False, will set the edgecolors to be the same
>        as the facecolors.
>        This kwarg is deprecated;
>        please use the edgecolors kwarg instead:
>            shading='flat'    --> edgecolors='None'
>            shading='faceted  --> edgecolors=None
> 
> However (running MPL from SVN here):
> 
> In [90]: scatter(range(10),range(10),edgecolors=None)
> 
> ends with
> 
> /home/fperez/usr/opt/lib64/python2.5/site-packages/matplotlib/collections.pyc
> in set_edgecolor(self, c)
>     303             self._edgecolors = npy.array([])
>     304         else:
> --> 305             self._edgecolors = _colors.colorConverter.to_rgba_array(c)
>     306     set_edgecolors = set_edgecolor
>     307
> 
> /home/fperez/usr/opt/lib64/python2.5/site-packages/matplotlib/colors.pyc
> in to_rgba_array(self, c, alpha)
>     323             # it. This is needed for examples/dynamic_collections.py.
>     324             if not isinstance(c, (list, npy.ndarray)): #
> specific; don't need duck-typing
> --> 325                 c = list(c)
>     326             for i, cc in enumerate(c):
>     327                 c[i] = self.to_rgba(cc, alpha)  # change in place
> 
> TypeError: 'NoneType' object is not iterable
> 
> 
> Am I doing something wrong?
> 
> Thanks,
> 
> f
> 
> ps - for now, using the deprecated 'faceted=False' seems to still
> work, so I'll go with that.
> 
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