Hi,
Thanks for sharing the problem.
Could you share which version of Zeppelin are you using and how did you try
matplotlib inside of Zeppelin? Are you trying matplotlib with z.show() ?
Thanks,
moon
On Tue, Sep 13, 2016 at 1:56 AM Xi Shen <davidshe...@gmail.com> wrote:
> Hi,
>
> I want to build a Zeppelin docker image for my self. The docker image is
> based on ubuntu:wily, and has openjdk-8-jre and python3 installed. I also
> installed other packages that I need.
>
> After started Zeppelin in the docker, I am able to access the webapp from
> my local browser. I tried to execute some simple Python script, and it
> works fine. But when I try to run the matplotlib example, I got error
> saying that tkinter cannot find the $DISPLAY.
>
> Traceback (most recent call last):
> File "<stdin>", line 1, in <module>
> File "/usr/local/lib/python3.4/dist-packages/matplotlib/pyplot.py", line
> 535, in figure
> **kwargs)
> File
> "/usr/local/lib/python3.4/dist-packages/matplotlib/backends/backend_tkagg.py",
> line 84, in new_figure_manager
> return new_figure_manager_given_figure(num, figure)
> File
> "/usr/local/lib/python3.4/dist-packages/matplotlib/backends/backend_tkagg.py",
> line 92, in new_figure_manager_given_figure
> window = Tk.Tk()
> File "/usr/lib/python3.4/tkinter/__init__.py", line 1859, in __init__
> self.tk = _tkinter.create(screenName, baseName, className, interactive,
> wantobjects, useTk, sync, use)
> _tkinter.TclError: no display name and no $DISPLAY environment variable
>
> Some people on the Internet suggested adding matplotlib.use('Agg') at the
> beginning of the notebook, but it still does not work for me.
>
> --
>
>
> Thanks,
> David S.
>
