thanks a lot !

On Sunday, May 3, 2015 at 1:30:39 AM UTC+2, stefanv wrote:
Hi Julien

On 2015-05-02 05:06:05, Julien Derr <julie...@gmail.com> wrote:
> I tried your option; with plugin='matplotlib' and still get the
> following  error message, so it looks like I have indeed a
> problem with a jpeg  decoder, but I checked that   I have the
> package libjpeg8 installed already.

Your PIL seems broken.  I would completely remove PIL, make sure
libjpeg and libjpeg-dev is installed, and then install Pillow
instead.

Stéfan