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Subject: [bug#36630] [PATCH] guix: parallelize building the manual-database
Resent-Message-ID: <handler.36630.B36630.156344030516625@debbugs.gnu.org>
From: Ludovic =?UTF-8?Q?Court=C3=A8s?= <ludo@gnu.org>
References: <20190712214245.23857-1-arne_bab@web.de> <878sszl1jo.fsf@gnu.org>
 <877e8ig9gh.fsf@web.de> <87zhldel6f.fsf@gnu.org>
 <878ssw8ger.fsf@web.de>
Date: Thu, 18 Jul 2019 10:55:19 +0200
In-Reply-To: <878ssw8ger.fsf@web.de> (Arne Babenhauserheide's message of "Thu,
 18 Jul 2019 00:06:36 +0200")
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To: Arne Babenhauserheide <arne_bab@web.de>
Cc: 36630@debbugs.gnu.org

Hello,

Arne Babenhauserheide <arne_bab@web.de> skribis:

> Ludovic Court=C3=A8s <ludo@gnu.org> skribis:
>> Arne Babenhauserheide <arne_bab@web.de> skribis:
> Offtopic: I love reading Esperanto here!
>>> Ludovic Court=C3=A8s <ludo@gnu.org> writes:
>
>>>>   guix environment --ad-hoc jupyter python-ipython python-ipykernel -n
>
>>> How exactly did you run the derivation?
>
>> If you run the command above, it=E2=80=99ll list
>> /gnu/store/=E2=80=A6-manual-database.drv.  So you can just run:
>>
>>   guix build /gnu/store/=E2=80=A6-manual-database.drv
>>
>> or:
>>
>>   guix build /gnu/store/=E2=80=A6-manual-database.drv --check
>>
>> if it had already been built before.
>
> Somehow I can=E2=80=99t get guix to actually run my changed code with this
> command, so I=E2=80=99m not sure I tested the right thing.

Did you try the =E2=80=98guix environment -n=E2=80=99 command above?  Doesn=
=E2=80=99t it show
the manual-database.drv?

Alternately, you can also do something like:

  guix install -p /tmp/foo jupyter python-ipython python-ipykernel -n

HTH,
Ludo=E2=80=99.