[PATCH 1/2] gnu: Add python-lz4.

[contact . ng0]

From: ng0 <address@hidden>

* gnu/packages/compression.scm (python-lz4): New variable.
---
 gnu/packages/compression.scm | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/gnu/packages/compression.scm b/gnu/packages/compression.scm
index 73a35030e..64518fb6b 100644
--- a/gnu/packages/compression.scm
+++ b/gnu/packages/compression.scm
@@ -14,6 +14,7 @@
 ;;; Copyright © 2016 David Craven <address@hidden>
 ;;; Copyright © 2016 Kei Kebreau <address@hidden>
 ;;; Copyright © 2016 Marius Bakke <address@hidden>
+;;; Copyright © 2017 ng0 <address@hidden>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -38,6 +39,7 @@
   #:use-module (guix git-download)
   #:use-module (guix build-system gnu)
   #:use-module (guix build-system perl)
+  #:use-module (guix build-system python)
   #:use-module (gnu packages)
   #:use-module (gnu packages assembly)
   #:use-module (gnu packages autotools)
@@ -45,6 +47,7 @@
   #:use-module (gnu packages base)
   #:use-module (gnu packages perl)
   #:use-module (gnu packages pkg-config)
+  #:use-module (gnu packages python)
   #:use-module (gnu packages valgrind)
   #:use-module (ice-9 match)
   #:use-module ((srfi srfi-1) #:select (last)))
@@ -633,6 +636,31 @@ time for compression ratio.")
     ;; line interface programs (lz4, fullbench, fuzzer, datagen) are GPL2+.
     (license (list license:bsd-2 license:gpl2+))))
 
+(define-public python-lz4
+  (package
+    (name "python-lz4")
+    (version "0.8.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "lz4" version))
+       (sha256
+        (base32
+         "1irad4sq4hdr30fr53smvv3zzk4rddcf9b4jx19w8s9xsxhr1x3b"))))
+    (build-system python-build-system)
+    (native-inputs
+     `(("python-nose" ,python-nose)))
+    (home-page "https://github.com/python-lz4/python-lz4";)
+    (synopsis "LZ4 Bindings for Python")
+    (description
+     "This package provides python bindings for the lz4 compression library
+by Yann Collet.  The project contains bindings for the LZ4 block format and
+the LZ4 frame format.")
+    (license license:bsd-3)))
+
+(define-public python2-lz4
+  (package-with-python2 python-lz4))
+
 (define-public squashfs-tools
   (package
     (name "squashfs-tools")
-- 
2.11.0