Re: [Matplotlib-users] can't save in eps

[Darren D. <dd...@co...>]

On Tuesday 21 March 2006 10:11, Darren Dale wrote:
> Nevermind, I didnt see the reference to simple plot. This looks like a
> problem with the where() function with numarray, it is complaining about
> creating a char array. I'm looking into it.

Fixed in svn 2190.

I found a non-numerix solution, replacing this:
codes = where(mask[start:end+1], 'l', 'm')
with this:
codes = [('m','l')[i] for i in mask]

> On Tuesday 21 March 2006 10:04, Darren Dale wrote:
> > Please post a brief script that reproduces the problem.
> >
> > On Tuesday 21 March 2006 09:57, Humufr wrote:
> > > Hi,
> > >
> > > I have an error with the SVN version of matplotlib when I'm trying to
> > > save a figure in eps format (it's working fine for png, svg). The
> > > problem appeared when I'm using savefig("image.eps") or the save icon.
> > > The error message is:
> > >
> > > Thanks,
> > >
> > > N.
> > >
> > >
> > > python simple_plot.py
> > > Traceback (most recent call last):
> > >   File
> > > "/usr/local/lib/python2.4/site-packages/matplotlib/backends/backend_gtk
> > >.p y" , line 640, in save_figure
> > >     self.canvas.print_figure(fname)
> > >   File
> > > "/usr/local/lib/python2.4/site-packages/matplotlib/backends/backend_gtk
> > >ag g. py", line 112, in print_figure
> > >     orientation, **kwargs)
> > >   File
> > > "/usr/local/lib/python2.4/site-packages/matplotlib/backends/backend_agg
> > >.p y" , line 493, in print_figure
> > >     orientation, **kwargs)
> > >   File
> > > "/usr/local/lib/python2.4/site-packages/matplotlib/backends/backend_ps.
> > >py ", line 1141, in print_figure
> > >     self.figure.draw(renderer)
> > >   File "/usr/local/lib/python2.4/site-packages/matplotlib/figure.py",
> > > line 529, in draw
> > >     for a in self.axes: a.draw(renderer)
> > >   File "/usr/local/lib/python2.4/site-packages/matplotlib/axes.py",
> > > line 1460, in draw
> > >     a.draw(renderer)
> > >   File "/usr/local/lib/python2.4/site-packages/matplotlib/lines.py",
> > > line 370, in draw
> > >     lineFunc(renderer, gc, xt, yt)
> > >   File "/usr/local/lib/python2.4/site-packages/matplotlib/lines.py",
> > > line 534, in _draw_solid
> > >     renderer.draw_lines(gc, xt, yt, self._transform)
> > >   File
> > > "/usr/local/lib/python2.4/site-packages/matplotlib/backends/backend_ps.
> > >py ", line 634, in draw_lines
> > >     codes = where(mask[start:end+1], 'l', 'm')
> > >   File "/usr/local/lib/python2.4/site-packages/numarray/generic.py",
> > > line 1068, in where
> > >     return choose(ufunc.not_equal(condition, 0), (y,x), out)
> > >   File "/usr/local/lib/python2.4/site-packages/numarray/ufunc.py", line
> > > 1990, in choose
> > >     return _choose(selector, population, outarr, clipmode)
> > >   File "/usr/local/lib/python2.4/site-packages/numarray/ufunc.py", line
> > > 1896, in __call__
> > >     computation_mode, woutarr, cfunc, ufargs = \
> > >   File "/usr/local/lib/python2.4/site-packages/numarray/ufunc.py", line
> > > 1912, in _setup
> > >     convType = _maxPopType(in2)
> > >   File "/usr/local/lib/python2.4/site-packages/numarray/ufunc.py", line
> > > 1854, in _maxPopType
> > >     t = _nc._maxtype(x)
> > >   File
> > > "/usr/local/lib/python2.4/site-packages/numarray/numarraycore.py", line
> > > 131, in _maxtype
> > >     return PyLevel2Type[_numarray._maxtype(args)]
> > > TypeError: Expecting a python numeric type, got something else.
> > >
> > >
> > >
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-- 
Darren S. Dale, Ph.D.
Cornell High Energy Synchrotron Source
Cornell University
200L Wilson Lab
Rt. 366 & Pine Tree Road
Ithaca, NY 14853

dd...@co...
office: (607) 255-9894
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