On Jul 12, 2008, at 1:50 PM, Alan wrote:
> Hi List,
>
> I use Fink for Mac OSX, tiger 10.4.11.
>
> So with MPL 0.90.1, this script works fine:
>
> from matplotlib.pylab import *
> import matplotlib, numpy
> print matplotlib.__version, numpy.__version__
> att1 = {'color': 'black', 'markerfacecolor': 'red', 'markersize':
> 80.0, 'markeredgewidth': 1.0, 'alpha': 1.0, 'marker': 's',
> 'markeredgecolor': 'blue'}
> att2 = {'color': 'black', 'markerfacecolor': None, 'markersize': 8.0,
> 'markeredgewidth': 1.0, 'alpha': 1.0, 'marker': 'o',
> 'markeredgecolor': 'blue'}
> plot([0],[0], **att1)
> plot([0],[0], **att2)
> show()
>
> I got just a blue circle line (not filled) over a red square. However,
> trying the same script with updated MPL 0.91.3, I got:
>
> [snip]
> File "/sw/lib/python2.5/site-packages/matplotlib/colors.py", line
> 279, in to_rgb
> raise ValueError('to_rgb: Invalid rgb arg "%s"\n%s' % (str(arg),
> exc))
> ValueError: to_rgb: Invalid rgb arg "None"
> cannot convert argument to rgb sequence
>
> Bottom line, version 0.91.3 simply doesn't like 'markerfacecolor':
> None anymore.
Could you try setting 'markerfacecolor' to 'none' (Note that this is
the string, not the keyword). I'm on version 0.98.2, but I think this
worked when I was using 0.91.3. I'm not sure why this change was made,
though.
Best,
-Tony
>
>
> So, is it a bug, or there's another way of getting a simple circle
> not filled?
>
> Many thanks in advance,
> Alan
> --
> Alan Wilter S. da Silva, D.Sc. - CCPN Research Associate
> Department of Biochemistry, University of Cambridge.
> 80 Tennis Court Road, Cambridge CB2 1GA, UK.
>>> http://www.bio.cam.ac.uk/~awd28<<
>
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