From mboxrd@z Thu Jan  1 00:00:00 1970
From: Federico Beffa <beffa@ieee.org>
Subject: [PATCH] Add optional dependencies to ipython.
Date: Sat, 18 Jul 2015 11:25:36 +0200
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To: ricardo.wurmus@mdc-berlin.de, =?UTF-8?Q?Ludovic_Court=C3=A8s?= <ludo@gnu.org>
Cc: Guix-devel <guix-devel@gnu.org>

Ricardo Wurmus <ricardo.wurmus@mdc-berlin.de> writes:

> From 9243823abad3943bd3f4ebe4f6d18cc53c2143e0 Mon Sep 17 00:00:00 2001
> From: Ricardo Wurmus <ricardo.wurmus@mdc-berlin.de>
> Date: Thu, 21 May 2015 15:24:11 +0200
> Subject: [PATCH] gnu: python-ipython: Add optional dependencies.
>
> * gnu/packages/python.scm (python-ipython)[inputs]: Add optional dependencies
>   "python-tornado" and "python-pyzmq".
> ---
>  gnu/packages/python.scm | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/gnu/packages/python.scm b/gnu/packages/python.scm
> index 5e4217a..9548d33 100644
> --- a/gnu/packages/python.scm
> +++ b/gnu/packages/python.scm
> @@ -3016,13 +3016,15 @@ Python language binding specification.")
>         (base32 "1764gi5m3ff481rjk336cw6i2h4zlc0nxam9rc5m8m7yl9m4d61y"))))
>      (build-system python-build-system)
>      (outputs '("out" "doc"))
> -    ;; FIXME: add optional dependencies when available: pyzmq, tornado, ...
> +    ;; FIXME: add optional dependencies when available: pexpect
>      (inputs
>       `(("readline" ,readline)
>         ("python-matplotlib" ,python-matplotlib)
>         ("python-numpy" ,python-numpy-bootstrap)
>         ("python-numpydoc" ,python-numpydoc)
> -       ("python-nose" ,python-nose)))
> +       ("python-nose" ,python-nose)
> +       ("python-tornado" ,python-tornado)
> +       ("python-pyzmq" ,python-pyzmq)))
>      (native-inputs
>       `(("pkg-config" ,pkg-config)
>         ("python-sphinx" ,python-sphinx)

I would welcome such additions because Emacs' org-mode doesn't work
well with ipython and a recent improvement on that requires these
additions.

https://github.com/gregsexton/ob-ipython

Regards,
Fede