GNU bug report logs - #30921
Jupyter uses the wrong Python.

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Message #14 received at 30921 <at> debbugs.gnu.org (full text, mbox):

From: Konrad Hinsen <konrad.hinsen <at> fastmail.net>
To: Ricardo Wurmus <rekado <at> elephly.net>, Fis Trivial <ybbs.daans <at> hotmail.com>
Cc: 30921 <at> debbugs.gnu.org
Subject: Re: bug#30921: Jupyter uses the wrong Python.
Date: Sun, 25 Mar 2018 11:39:23 +0200

Ricardo Wurmus <rekado <at> elephly.net> writes:

> I wonder if that’s by design.  As far as I understand Jupyter can be
> used with many different kernels, including different versions of
> Python.  This means that we may not limit it to just a single version of
> Python at build time.
>
> Is this correct?

Yes. Installed kernels are normally under $prefix/share/jupyter/kernels.
A standard installation of Jupyter via PyPI also installs a kernel for
the same Python interpreter that is used for Jupyter. Additional kernels
can then be installed afterwards.


Fis Trivial <ybbs.daans <at> hotmail.com> writes:

> Actually the only command I know about jupyter is how to open a
> notebook :) . But it asks me to restart the kernel again and again in
> browser. And according to the console, it seems that jupyter couldn't

You could run

   jupyter kernelspec list

to see which kernels Jupyter actually uses.

Konrad.

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