gnu: Add python-pbr.

* gnu/packages/openstack.scm: New file.
* gnu-system.am: Add it.

gnu-system.am

@@ -239,6 +239,7 @@ GNU_SYSTEM_MODULES =				\
   gnu/packages/onc-rpc.scm			\
   gnu/packages/openbox.scm			\
   gnu/packages/openldap.scm			\
+  gnu/packages/openstack.scm			\
   gnu/packages/orpheus.scm			\
   gnu/packages/ots.scm				\
   gnu/packages/package-management.scm		\

gnu/packages/openstack.scm

@@ -0,0 +1,68 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2015 Cyril Roelandt <tipecaml@gmail.com>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (gnu packages openstack)
+  #:use-module (gnu packages python)
+  #:use-module (gnu packages version-control)
+  #:use-module (guix build-system python)
+  #:use-module (guix download)
+  #:use-module ((guix licenses)
+                #:select (asl2.0))
+  #:use-module (guix packages))
+
+(define-public python-pbr
+  (package
+    (name "python-pbr")
+    (version "1.2.0")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (string-append
+               "https://pypi.python.org/packages/source/p/pbr/pbr-"
+               version
+               ".tar.gz"))
+        (sha256
+          (base32
+            "1l2mls8wnwpkqj6hxsphq7xibbbsf40gg37wc30nj4r600zgqhqm"))))
+    (build-system python-build-system)
+    (arguments
+     `(#:tests? #f)) ;; Most tests seem to use the Internet.
+    (propagated-inputs
+      `(("python-testrepository" ,python-testrepository)
+        ("git" ,git))) ;; pbr actually uses the "git" binary.
+    (inputs
+      `(("python-fixtures" ,python-fixtures)
+        ("python-mimeparse" ,python-mimeparse)
+        ("python-mock" ,python-mock)
+        ("python-setuptools" ,python-setuptools)
+        ("python-six" ,python-six)
+        ("python-sphinx" ,python-sphinx)
+        ("python-testrepository" ,python-testrepository)
+        ("python-testresources" ,python-testresources)
+        ("python-testscenarios" ,python-testscenarios)
+        ("python-testtools" ,python-testtools)
+        ("python-virtualenv" ,python-virtualenv)))
+    (home-page "https://launchpad.net/pbr")
+    (synopsis "Change the default behavior of Python’s setuptools")
+    (description
+      "Python Build Reasonableness (PBR) is a library that injects some useful
+and sensible default behaviors into your setuptools run.")
+    (license asl2.0)))
+
+(define-public python2-pbr
+  (package-with-python2 python-pbr))