[bug#28137] [PATCH] gnu: Add python-pyalsaaudio.

[iyzsong@member.fsf.org (宋文武)]

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Hello!

Danny Milosavljevic <dannym@scratchpost.org> writes:

> * gnu/packages/audio.scm (python-pyalsaaudio, python2-pyalsaaudio): New
> variables.
> ---
>  gnu/packages/audio.scm | 44 ++++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 44 insertions(+)
>
> diff --git a/gnu/packages/audio.scm b/gnu/packages/audio.scm
> index 40700cae3..5897e5f18 100644
> --- a/gnu/packages/audio.scm
> +++ b/gnu/packages/audio.scm
> @@ -2906,3 +2906,47 @@ code, used in @code{libtoxcore}.")
>  06.10 RPE-LTP lossy speech compression algorithm.")
>      (home-page "http://quut.com/gsm/")
>      (license (license:non-copyleft "file://COPYRIGHT"))))
> +
> +(define-public python-pyalsaaudio
> +  (package
> +    (name "python-pyalsaaudio")
> +    (version "0.8.4")
> +    (source
> +      (origin
> +        (method url-fetch)
> +        (uri (pypi-uri "pyalsaaudio" version))
> +        (sha256
> +          (base32
> +            "1180ypn9596rq4b7y7dyv627j1q0fqilmkkrckclnzsdakdgis44"))))
> +    (build-system python-build-system)
> +    (arguments
> +     `(#:tests? #f ; FIXME
> +       #:phases
> +       (modify-phases %standard-phases
> +         (add-before 'check 'setup-alsa
> +           (lambda _
> +             (mkdir-p "/tmp/foo")
> +             (setenv "HOME" "/tmp/foo")
> +             ;; TODO use snd-dummy kernel module.
> +             (call-with-output-file "/tmp/foo/.asoundrc"
> +               (lambda (port)
> +                 (format port "
> +pcm.!default {
> +    type hw
> +    card 0
> +}
> +ctl.!default {
> +    type hw
> +    card 0
> +}
> +")))
> +             #t)))))

Do you managed to pass these tests with snd-dummy loaded?  I think there
is no way to load kernel modules to the builder, how about simply leave
a comment?


> +    (inputs
> +     `(("alsa-lib" ,alsa-lib)))
> +    (home-page "http://larsimmisch.github.io/pyalsaaudio/")
> +    (synopsis "ALSA bindings for Python")
> +    (description "@code{pyalsaaudio} provides ALSA bindings for
> Python.")

Its README.md file provides more description.


Here is my update for this patch:

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From f0e9259f84c7d1bd46ea6ac8b588c8daa6f654e4 Mon Sep 17 00:00:00 2001
From: Danny Milosavljevic <dannym@scratchpost.org>
Date: Fri, 18 Aug 2017 16:51:28 +0200
Subject: [PATCH] gnu: Add python-pyalsaaudio.
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

* gnu/packages/audio.scm (python-pyalsaaudio, python2-pyalsaaudio): New
variables.

Signed-off-by: 宋文武 <iyzsong@member.fsf.org>
---
 gnu/packages/audio.scm | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/gnu/packages/audio.scm b/gnu/packages/audio.scm
index 40700cae3..5d88a5935 100644
--- a/gnu/packages/audio.scm
+++ b/gnu/packages/audio.scm
@@ -2906,3 +2906,29 @@ code, used in @code{libtoxcore}.")
 06.10 RPE-LTP lossy speech compression algorithm.")
     (home-page "http://quut.com/gsm/")
     (license (license:non-copyleft "file://COPYRIGHT"))))
+
+(define-public python-pyalsaaudio
+  (package
+    (name "python-pyalsaaudio")
+    (version "0.8.4")
+    (source (origin
+              (method url-fetch)
+              (uri (pypi-uri "pyalsaaudio" version))
+              (sha256
+               (base32
+                "1180ypn9596rq4b7y7dyv627j1q0fqilmkkrckclnzsdakdgis44"))))
+    (build-system python-build-system)
+    (arguments
+     `(#:tests? #f))                   ; tests require access to ALSA devices.
+    (inputs
+     `(("alsa-lib" ,alsa-lib)))
+    (home-page "http://larsimmisch.github.io/pyalsaaudio/")
+    (synopsis "ALSA wrappers for Python")
+    (description
+     "This package contains wrappers for accessing the ALSA API from Python.
+It is currently fairly complete for PCM devices, and has some support for
+mixers.")
+    (license license:psfl)))
+
+(define-public python2-pyalsaaudio
+  (package-with-python2 python-pyalsaaudio))
-- 
2.13.3