I'm using 'xpdf' now, I think it must be ghostscript acting up. I only need
eps output infrequently so I'll stick with this workaround for the moment.
On Mon, Sep 7, 2009 at 4:28 AM, Jae-Joon Lee <lee.j.j...@gmail.com> wrote:
> I cannot reproduce this error.
> And I'm not sure if this is a bug in matplotlib or ghostscript.
> You may try to use different distiller.
>
> pl.rc('ps', usedistiller="xpdf")
>
> In my machine, both ghostscript and xpdf option works fine.
> But my gs version is different than yours
>
> GPL Ghostscript 8.61 (2007-11-21)
>
> If the xpdf option woks, I think it is more likely that this is a bug in
> gs.
>
> Regards,
>
> -JJ
>
>
> On Wed, Sep 2, 2009 at 9:22 AM, Ewald Zietsman<ewald.ziets...@gmail.com>
> wrote:
> > Hi All,
> >
> > I'm trying to make a simple errorbar plot which gets saved to an EPS
> file. I
> > paste the code below. For some weird reason, the savefig line causes a
> > segmentation fault in ghostscript. when I use (in this case, on my
> computer)
> > 206 points or more. It doesn't happen if I comment the "pl.rc('text',
> > usetex=True)" line out nor does it happen if I comment the pl.savefig
> line
> > out. This happens in matplotlib 0.99 and 0.98.5.2. Any help will be
> greatly
> > appreciated.
> >
> >
> > Regards,
> >
> > Ewald Zietsman
> >
> > #test.py
> >
> > import matplotlib.pyplot as pl
> > import numpy as np
> >
> > pl.rc('text', usetex=True)
> > pl.rc('font', family='serif')
> >
> > N = 206
> > x1 = np.linspace(-10,10,N)
> > e1 = np.random.randn(N)
> >
> > pl.errorbar(x1, x1, yerr=e1, fmt='k.')
> > pl.savefig('test.eps')
> > pl.show()
> >
> >
> > The error message:
> >
> > python test.py
> > Segmentation fault
> > Traceback (most recent call last):
> > File "test.py", line 16, in <module>
> > pl.savefig('test.eps')
> > File "/usr/lib/python2.5/site-packages/matplotlib/pyplot.py", line 345,
> in
> > savefig
> > return fig.savefig(*args, **kwargs)
> > File "/usr/lib/python2.5/site-packages/matplotlib/figure.py", line 990,
> in
> > savefig
> > self.canvas.print_figure(*args, **kwargs)
> > File "/usr/lib/python2.5/site-packages/matplotlib/backend_bases.py",
> line
> > 1419, in print_figure
> > **kwargs)
> > File "/usr/lib/python2.5/site-packages/matplotlib/backend_bases.py",
> line
> > 1308, in print_eps
> > return ps.print_eps(*args, **kwargs)
> > File
> "/usr/lib/python2.5/site-packages/matplotlib/backends/backend_ps.py",
> > line 869, in print_eps
> > return self._print_ps(outfile, 'eps', *args, **kwargs)
> > File
> "/usr/lib/python2.5/site-packages/matplotlib/backends/backend_ps.py",
> > line 892, in _print_ps
> > orientation, isLandscape, papertype)
> > File
> "/usr/lib/python2.5/site-packages/matplotlib/backends/backend_ps.py",
> > line 1148, in _print_figure_tex
> > else: gs_distill(tmpfile, isEPSF, ptype=papertype, bbox=bbox)
> > File
> "/usr/lib/python2.5/site-packages/matplotlib/backends/backend_ps.py",
> > line 1268, in gs_distill
> > your image.\nHere is the full report generated by ghostscript:\n\n' +
> > fh.read())
> > RuntimeError: ghostscript was not able to process your image.
> > Here is the full report generated by ghostscript:
> >
> > GPL Ghostscript 8.63 (2008-08-01)
> > Copyright (C) 2008 Artifex Software, Inc. All rights reserved.
> > This software comes with NO WARRANTY: see the file PUBLIC for details.
> > Loading CenturySchL-Roma font from
> > /var/lib/defoma/gs.d/dirs/fonts/c059013l.pfb... 3423696 1832182 6023256
> > 4166010 1 done.
> >
> >
> >
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