[IPython-User] Ipython notebook error : websocket closed

Brian Granger ellisonbg@gmail....
Tue Mar 20 15:54:31 CDT 2012


Hi,

This looks like a problem with you matplotlib install.  Have you tried
to make a plot outside the notebook?  If that doesn't work, I would
bring up the issue on the matplotlib list and try to debug the
install.

Brian

On Tue, Mar 20, 2012 at 1:39 PM, Abhishek Pratap <apratap@lbl.gov> wrote:
> So this problem goes away on latest version of firefox.
>
> However I get another error mainly unable to do inline plots.  Is this
> library required ?
>
>
> -Abhi
>
> CMD: ipython notebook --pylab=inline
>
> Error:
>
>  File "/house/homedirs/a/apratap/.local/lib/python2.7/site-packages/IPython/zmq/ipkernel.py",
> line 595, in init_kernel
>    shell.enable_pylab(gui, import_all=self.pylab_import_all)
>  File "/house/homedirs/a/apratap/.local/lib/python2.7/site-packages/IPython/core/interactiveshell.py",
> line 2607, in enable_pylab
>    gui = pylab_activate(ns, gui, import_all, self)
>  File "/house/homedirs/a/apratap/.local/lib/python2.7/site-packages/IPython/core/pylabtools.py",
> line 330, in pylab_activate
>    activate_matplotlib(backend)
>  File "/house/homedirs/a/apratap/.local/lib/python2.7/site-packages/IPython/core/pylabtools.py",
> line 223, in activate_matplotlib
>    import matplotlib.pylab as pylab
>  File "/jgi/tools/misc_software/python/2.7/lib/python2.7/site-packages/matplotlib/pylab.py",
> line 221, in <module>
>    from matplotlib import mpl  # pulls in most modules
>  File "/jgi/tools/misc_software/python/2.7/lib/python2.7/site-packages/matplotlib/mpl.py",
> line 2, in <module>
>    from matplotlib import axis
>  File "/jgi/tools/misc_software/python/2.7/lib/python2.7/site-packages/matplotlib/axis.py",
> line 10, in <module>
>    import matplotlib.font_manager as font_manager
>  File "/jgi/tools/misc_software/python/2.7/lib/python2.7/site-packages/matplotlib/font_manager.py",
> line 52, in <module>
>    from matplotlib import ft2font
> ImportError: /usr/lib/libstdc++.so.6: version `GLIBCXX_3.4.11' not
> found (required by
> /jgi/tools/misc_software/python/2.7/lib/python2.7/site-packages/matplotlib/ft2font.so)
>
>
>
>
> On Tue, Mar 13, 2012 at 11:59 PM, Fernando Perez <fperez.net@gmail.com> wrote:
>> On Tue, Mar 13, 2012 at 5:45 PM, Thomas Kluyver <takowl@gmail.com> wrote:
>>>
>>> That should be OK. Do you see any errors at the terminal where you started
>>> the notebook?
>>
>> Mmh, I don't recall the whole combination of websocket protocol
>> changes, tornado and  browser version numbers, but it's possible this
>> might be an issue.  Can the OP test with a newer chrome or firefox?
>>
>> Cheers,
>>
>> f
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-- 
Brian E. Granger
Cal Poly State University, San Luis Obispo
bgranger@calpoly.edu and ellisonbg@gmail.com


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