[yt-dev] IPython dependency in the install script

[Nathan Goldbaum]

I've opened a pull request for the notebook updates here:

https://bitbucket.org/yt_analysis/yt/pull-requests/1935/wip-update-documentation-notebooks-to/diff

I'll wait until we come to a consensus in this thread before removing the
WIP tag.

On Tue, Jan 12, 2016 at 4:48 PM, John ZuHone <jzuhone at gmail.com> wrote:

> My preference is for option 1. Option 3, in my view, should not even be an
> option.
>
> The install script is just going to get more difficult to maintain as time
> goes on…
>
> On Jan 12, 2016, at 5:44 PM, Nathan Goldbaum <nathan12343 at gmail.com>
> wrote:
>
> Hi all,
>
> With the release of Jupyter, the number of dependencies necessary for the
> IPython notebook has exploded somewhat. I just created a new virtualenv and
> did "pip install jupyter". The output of "pip freeze" for this virtualenv
> is pasted here:
>
> http://paste.yt-project.org/show/6141/
>
> As you can see, jupyter brings in a large number of python packages, and
> it would be a real pain to manually install all of these in the install
> script.
>
> This is coming up because I'm in the middle of updating the notebooks in
> our docs to use the latest notebook format. To make it so users can *read*
> these notebooks, I'd also like to update the version of IPython/Jupyter
> being installed.
>
> I can see three ways forward, in order of my preference:
>
> 1. Use pip to install jupyter, which will automatically bring in IPython
> and all its dependencies.  I'd probably pin it at Jupyter 1.x / IPython 4.x
> to avoid having it update to a possible incompatible notebook version in
> the future.
>
> 2. Manually install Jupyter's dependencies in the install script, as we've
> done for IPython in the past.
>
> 3. Punt and just keep on installing IPython 2.4.1.
>
> What do people think about this? Would anyone have objections to relying
> on pip to install Jupyter and its dependencies?
>
> Thanks for your advice,
>
> -Nathan
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