[Mne_analysis] plot_read_foward.py and plot_make_forward.py error

[Christopher Bailey]

Hi Junpeng,

You need install the PySurfer-package, e.g.

pip install pysurfer

Best,
Chris
Aarhus, Denmark

On Oct 30, 2014, at 8:41 AM, "junpeng.zhang" <junpeng.zhang at gmail.com> wrote:

> Hi Alex,
>  
> Thank you for your quick response.
> I will try your suggetions.
>  
> May I ask you
> what is the matter with my first question:
> " ImportError: No module named surfer ".
> When I run the example code plot_read_forward.py,
> such error raised.
>  
> Best wishes,
> Junpeng
>  
>  
> 2014-10-30
> junpeng.zhang
> 发件人：Alexandre Gramfort <alexandre.gramfort at telecom-paristech.fr>
> 发送时间：2014-10-30 14:54
> 主题：Re: [Mne_analysis] plot_read_foward.py and plot_make_forward.py error
> 收件人："Discussion and support forum for the users of MNE Software"<mne_analysis at nmr.mgh.harvard.edu>
> 抄送：
>  
> hi Junpeng, 
>  
> I assume you work on a windows machine. To allow parallel computing 
> you need to start the functions using "if __name__ == '__main__'". 
>  
> Your script should look something like this: 
>  
> if __name__ == '__main__': 
>     import mne 
>     mne. ... 
>  
>  
> HTH 
> Alex 
>  
> On Thu, Oct 30, 2014 at 3:17 AM, junpeng.zhang <junpeng.zhang at gmail.com> wrote: 
> > Hi MNERs, 
> > When I run the code, plot_read_forward.py, 
> > fig1 fig2 can be plotted correctly. However,  an error raised, 
> > ************************************************************************************* 
> > /root/Enthought/Canopy_32bit/User/lib/python2.7/site-packages/mne-0.8.6-py2.7.egg/mne/viz/_3d.pyc 
> > in plot_source_estimates(stc, subject, surface, hemi, colormap, time_label, 
> > smoothing_steps, fmin, fmid, fmax, transparent, alpha, time_viewer, 
> > config_opts, subjects_dir, figure, views, colorbar) 
> >     401         A instance of surfer.viz.Brain from PySurfer. 
> >     402     """ 
> > --> 403     import surfer 
> >     404     from surfer import Brain, TimeViewer 
> >     405 
> > 
> > ImportError: No module named surfer 
> > ********************************************************************************* 
> > 
> > Ｑ2. When I run plot_make_forward.py, 
> > the error as, 
> > ************************************************************************************** 
> > /root/Enthought/Canopy_32bit/User/lib/python2.7/site-packages/sklearn/externals/joblib/parallel.pyc 
> > in __call__(self, iterable) 
> >     475                 already_forked = 
> > int(os.environ.get('__JOBLIB_SPAWNED_PARALLEL__', 0)) 
> >     476                 if already_forked: 
> > --> 477                     raise ImportError('[joblib] Attempting to do 
> > parallel computing' 
> >     478                             'without protecting your import on a 
> > system that does ' 
> >     479                             'not support forking. To use 
> > parallel-computing in a ' 
> > 
> > ImportError: [joblib] Attempting to do parallel computingwithout protecting 
> > your import on a system that does not support forking. To use 
> > parallel-computing in a script, you must protect you main loop using "if 
> > __name__ == '__main__'". Please see the joblib documentation on Parallel for 
> > more information 
> > 
> > **********************************************************************************8*** 
> > Sorry for sending such simple questions, and any responses are appreciated. 
> > 
> > Best regards, 
> > Junpeng 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
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