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[Hadda <question138108@xxxxxxxxxxxxxxxxxxxxx>]

Question #138108 on Yade changed:
https://answers.launchpad.net/yade/+question/138108

    Status: Open => Answered

Hadda proposed the following answer:
Hi,

Try to print the data you want to plot on the terminal, you may have
some voids with 'none' values. Python can't handle it !

Nejib

Le vendredi 17 décembre 2010 à 12:48 +0000, Giulia Macaro a écrit :
> New question #138108 on Yade:
> https://answers.launchpad.net/yade/+question/138108
> 
> Hi,
> 
> I'm using yade-bzr2612 on ubuntu 9.10. The plot window crashes at some point almost in every simulation, regardless the simulation it's running.
> 
> When it happens in the terminal I got:
> 
> ERROR: An unexpected error occurred while tokenizing input
> The following traceback may be corrupted or invalid
> The error message is: ('EOF in multi-line statement', (550, 0))
> 
> ERROR: An unexpected error occurred while tokenizing input
> The following traceback may be corrupted or invalid
> The error message is: ('EOF in multi-line statement', (550, 0))
> 
> ERROR: An unexpected error occurred while tokenizing input
> The following traceback may be corrupted or invalid
> The error message is: ('EOF in multi-line statement', (550, 0))
> 
> ERROR: An unexpected error occurred while tokenizing input
> The following traceback may be corrupted or invalid
> The error message is: ('EOF in multi-line statement', (550, 0))
> 
> ---------------------------------------------------------------------------
> KeyError                                  Traceback (most recent call last)
> 
> /usr/lib/pymodules/python2.6/matplotlib/backends/backend_qt4.pyc in mouseReleaseEvent(self, event)
>     134         y = self.figure.bbox.height - event.y()
>     135         button = self.buttond[event.button()]
> --> 136         FigureCanvasBase.button_release_event( self, x, y, button )
>     137         if DEBUG: print 'button released'
>     138 
> 
> /usr/lib/pymodules/python2.6/matplotlib/backend_bases.pyc in button_release_event(self, x, y, button, guiEvent)
>    1217         s = 'button_release_event'
>    1218         event = MouseEvent(s, self, x, y, button, self._key, guiEvent=guiEvent)
> -> 1219         self.callbacks.process(s, event)
>    1220         self._button = None
>    1221 
> 
> 
> 
> 
> ...and continues with something similar for other a while (do you need the whole output?)... and then:
> 
> KeyError: (0.0, 0.00019999999999999987, u'0.0002', 'k', 'center', 'right', 7623432979757281113, None, 80, 79854408)
> 
> 
> At this point I close the window plot (with the simulation still running), and open it again with the F8 command. Sometimes it works, sometimes I got:
> 
> 
> 
> RuntimeError                              Traceback (most recent call last)
> 
> /home/giulia/YADE/lib/yade-bzr2612/py/yade/__init__.pyc in <module>()
> ----> 1 
>       2 
>       3 
>       4 
>       5 
> 
> /home/giulia/YADE/lib/yade-bzr2612/py/yade/plot.pyc in plot(noShow, subPlots)
>     254         .. note:: For backwards compatibility reasons, *noShow* option will return list of figures for multiple figures but a single figure (rather than list with 1 element) if there is only 1 figure.
>     255 	"""
> --> 256         createPlots(subPlots=subPlots)
>     257         global currLineRefs
>     258         if not noShow:
> 
> /home/giulia/YADE/lib/yade-bzr2612/py/yade/plot.pyc in createPlots(subPlots)
>     148         global currLineRefs
>     149         figs=set([l.line.get_axes().get_figure() for l in currLineRefs]) # get all current figures
> --> 150         for f in figs: pylab.close(f) # close those
>     151         currLineRefs=[] # remove older plots (breaks live updates of windows that are still open)
>     152         if len(plots)==0: return # nothing to plot
> 
> /usr/lib/pymodules/python2.6/matplotlib/pyplot.pyc in close(*args)
>     334                 if manager.canvas.figure==arg:
>     335                     manager.canvas.mpl_disconnect(manager._cidgcf)
> --> 336                     _pylab_helpers.Gcf.destroy(manager.num)
>     337         else:
>     338             raise TypeError('Unrecognized argument type %s to close'%type(arg))
> 
> /usr/lib/pymodules/python2.6/matplotlib/_pylab_helpers.pyc in destroy(num)
>      61         del Gcf.figs[num]
>      62         #print len(Gcf.figs.keys()), len(Gcf._activeQue)
> 
> ---> 63         figManager.destroy()
>      64         gc.collect()
>      65 
> 
> /usr/lib/pymodules/python2.6/matplotlib/backends/backend_qt4.pyc in destroy(self, *args)
>     278         self.window._destroying = True
>     279         QtCore.QObject.disconnect( self.window, QtCore.SIGNAL( 'destroyed()' ),
> --> 280                                    self._widgetclosed )
>     281         if self.toolbar: self.toolbar.destroy()
>     282         if DEBUG: print "destroy figure manager"
> 
> RuntimeError: underlying C/C++ object has been deleted
> 
> 
> 
> 
> Could it be related to the python version (Python 2.6.4 (r264:75706, Dec  7 2009, 18:43:55) 
> [GCC 4.4.1] on linux2) I'm using?
> or do I need any other python package?
> 
> It's not that I can't run the simulation as it works now, but it's a bit annoying.
> 
> Thank you
> Giulia
> 
> 
> 
> 
>

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