[yt-dev] Proposal: Eliminate INST_CONDA=0 from install script

[Nathan Goldbaum]

I'm glad everyone is OK with this :)

Here's a PR that implements this proposal:

https://github.com/yt-project/yt/pull/1461

On Tue, Jun 20, 2017 at 12:25 PM, Alex Lindsay <alexlindsay239 at gmail.com>
wrote:

> +1
>
>
> On 06/20/2017 12:11 PM, John ZuHone wrote:
>
> +1
>
> On Jun 20, 2017, at 1:08 PM, Michael Zingale <michael.zingale at stonybrook.
> edu> wrote:
>
> this change sounds good to me.
>
> On Tue, Jun 20, 2017 at 12:09 PM, Matthew Turk <matthewturk at gmail.com>
> wrote:
>
>> Hi Nathan,
>>
>> Unexpectedly, I find myself in agreement with you.  I think we should
>> ditch INST_CONDA=0, now that yt is able to be installed in a multitude
>> of ways, and now that the dependency stack is also much easier to
>> install.
>>
>> This will also lighten the burden of maintenance that we put on
>> ourselves when we add optional or explicit dependencies.
>>
>> -Matt
>>
>> On Tue, Jun 20, 2017 at 11:04 AM, Nathan Goldbaum <nathan12343 at gmail.com>
>> wrote:
>> > Hi all,
>> >
>> > If anyone followed the e-mail thread on yt-users between me and Carla
>> > Bernhardt, they'd see that we had a lot of difficultly dealing with the
>> > INST_CONDA=0 option in the install script.
>> >
>> > This option reverts the install script to "legacy" mode, installing yt
>> and
>> > all of yt's dependencies from source rather than using miniconda and
>> conda
>> > packages to bootstrap a python environment.
>> >
>> > The problem is that the packages that get installed must be manually and
>> > laboriously updated. In practice this means packages are basically never
>> > updated. This also means the script installs relatively old versions of
>> > libraries (currently, matplotlib 1.5.1, numpy 1.11) simply because no
>> one
>> > has taken the time to go through the list of libraries installed and
>> update
>> > them. This means anyone who uses this option isn't benefiting from
>> upstream
>> > bugfixes. It also means we risk bitrot.
>> >
>> > In practice, I don't think I've recently heard of a situation where
>> > INST_CONDA=1 failed but INST_CONDA=0 did not.
>> >
>> > The other option of course is for someone to step up and take
>> responsibility
>> > for updating the INST_CONDA=0 section of the install script. I'd be
>> happy to
>> > help out with that if anyone wants to volunteer.
>> >
>> > However, without a maintainer, I think we are doing our users a
>> disservice
>> > by leaving this option available.
>> >
>> > If we *do* eliminate this option, we immediately reap the following
>> > benefits:
>> >
>> > * The install script can be trimmed down by several hundred lines
>> > * We can simplify the install-script based install instructions in the
>> docs
>> > * It becomes easier to test modifications to the install script because
>> > there are fewer permutations to test.
>> >
>> > Please let me know what you think. I'd especially like to hear from
>> people
>> > who are fans of INST_CONDA=0 or who recently used it with no issues.
>> >
>> > -Nathan
>> >
>> > _______________________________________________
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>> > http://lists.spacepope.org/listinfo.cgi/yt-dev-spacepope.org
>> >
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>
>
>
> --
> Michael Zingale
> Associate Professor
>
> Dept. of Physics & Astronomy • Stony Brook University • Stony Brook, NY
> 11794-3800
> *phone*:  631-632-8225 <(631)%20632-8225>
> *e-mail*: Michael.Zingale at stonybrook.edu
> *web*: http://www.astro.sunysb.edu/mzingale
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