Well the obvious question is: do you have write permissions
to
/Network/Servers/smb-files.math.uwaterloo.ca/cifs.homedir/MacProfile/.sage//matplotlib-1.1.0
On Tuesday, October 16, 2012 4:25:22 PM UTC+1, fomalhauty wrote:
>
> Hi there,
>
> I am learning Sage recently and when I was trying to display a complete
> graph in the terminal window it showed the following:
>
>
> sage: K=graphs.CompleteGraph(2)
> sage: K.show()
> ---------------------------------------------------------------------------
> RuntimeError Traceback (most recent call last)
>
> /Network/Servers/smb-files.math.uwaterloo.ca/cifs.homedir/MacProfile/<ipython
> console> in <module>()
>
> /Applications/Sage-5.2-OSX-64bit-10.6.app/Contents/Resources/sage/local/lib/python2.7/site-packages/sage/graphs/generic_graph.pyc
>
> in show(self, **kwds)
> 14574 if kwds.has_key(kwd):
> 14575 plot_kwds[kwd] = kwds.pop(kwd)
> > 14576 self.plot(**plot_kwds).show(**kwds)
> 14577
> 14578 def plot3d(self, bgcolor=(1,1,1), vertex_colors=None,
> vertex_size=0.06,
>
> /Applications/Sage-5.2-OSX-64bit-10.6.app/Contents/Resources/sage/local/lib/python2.7/site-packages/sage/misc/decorators.pyc
>
> in wrapper(*args, **kwds)
> 454 kwds[self.name + "options"] = suboptions
> 455
> --> 456 return func(*args, **kwds)
> 457
> 458 #Add the options specified by @options to the signature of
> the wrapped
>
> /Applications/Sage-5.2-OSX-64bit-10.6.app/Contents/Resources/sage/local/lib/python2.7/site-packages/sage/plot/graphics.pyc
>
> in show(self, **kwds)
> 1719 else:
> 1720 kwds.setdefault('filename',
> sage.misc.misc.tmp_filename() + '.png')
> -> 1721 self.save(**kwds)
> 1722 os.system('%s %s 2>/dev/null 1>/dev/null &'
> 1723 % (sage.misc.viewer.browser(),
> kwds['filename']))
>
> /Applications/Sage-5.2-OSX-64bit-10.6.app/Contents/Resources/sage/local/lib/python2.7/site-packages/sage/misc/decorators.pyc
>
> in wrapper(*args, **kwds)
> 454 kwds[self.name + "options"] = suboptions
> 455
> --> 456 return func(*args, **kwds)
> 457
> 458 #Add the options specified by @options to the signature of
> the wrapped
>
> /Applications/Sage-5.2-OSX-64bit-10.6.app/Contents/Resources/sage/local/lib/python2.7/site-packages/sage/plot/graphics.pyc
>
> in save(self, filename, **kwds)
> 2549 SageObject.save(self, filename)
> 2550 else:
> -> 2551 figure = self.matplotlib(**options)
> 2552 # You can output in PNG, PS, EPS, PDF, or SVG format,
> depending
> 2553 # on the file extension.
>
> /Applications/Sage-5.2-OSX-64bit-10.6.app/Contents/Resources/sage/local/lib/python2.7/site-packages/sage/plot/graphics.pyc
>
> in matplotlib(self, filename, xmin, xmax, ymin, ymax, figsize, figure, sub,
> axes, axes_labels, fontsize, frame, verify, aspect_ratio, gridlines,
> gridlinesstyle, vgridlinesstyle, hgridlinesstyle, show_legend,
> legend_options, axes_pad, ticks_integer, tick_formatter, ticks, base, scale)
> 2070 axes = self._show_axes
> 2071
> -> 2072 from matplotlib.figure import Figure
> 2073 from matplotlib import rcParams
> 2074 self.fontsize(fontsize)
>
> /Applications/Sage-5.2-OSX-64bit-10.6.app/Contents/Resources/sage/local/lib/python2.7/site-packages/matplotlib/__init__.py
>
> in <module>()
> 769
> 770 # this is the instance used by the matplotlib classes
> --> 771 rcParams = rc_params()
> 772
> 773 if rcParams['examples.directory']:
>
> /Applications/Sage-5.2-OSX-64bit-10.6.app/Contents/Resources/sage/local/lib/python2.7/site-packages/matplotlib/__init__.py
>
> in rc_params(fail_on_error)
> 687 'Return the default params updated from the values in the rc
> file'
> 688
> --> 689 fname = matplotlib_fname()
> 690 if not os.path.exists(fname):
> 691 # this should never happen, default in mpl-data should
> always be found
>
> /Applications/Sage-5.2-OSX-64bit-10.6.app/Contents/Resources/sage/local/lib/python2.7/site-packages/matplotlib/__init__.py
>
> in matplotlib_fname()
> 599 return fname
> 600
> --> 601 fname = os.path.join(get_configdir(), 'matplotlibrc')
> 602 if os.path.exists(fname): return fname
> 603
>
> /Applications/Sage-5.2-OSX-64bit-10.6.app/Contents/Resources/sage/local/lib/python2.7/site-packages/matplotlib/__init__.py
>
> in wrapper(*args, **kwargs)
> 244 assert callable(func)
> 245 def wrapper(*args, **kwargs):
> --> 246 ret = func(*args, **kwargs)
> 247
> 248 if (always or not wrapper._spoke):
>
> /Applications/Sage-5.2-OSX-64bit-10.6.app/Contents/Resources/sage/local/lib/python2.7/site-packages/matplotlib/__init__.py
>
> in _get_configdir()
> 458 os.makedirs(configdir)
> 459 if not _is_writable_dir(configdir):
> --> 460 raise RuntimeError('Could not write to
> MPLCONFIGDIR="%s"'%configdir)
> 461 return configdir
> 462
>
> RuntimeError: Could not write to MPLCONFIGDIR="/Network/Servers/
> smb-files.math.uwaterloo.ca/cifs.homedir/MacProfile/.sage//matplotlib-1.1.0
> "
> sage:
>
>
> Could anyone explain what was going on? Thanks a lot!
>
>
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