05/06: gnu: python2-numexpr: Use strip-python2-variant.

[Efraim Flashner]

efraim pushed a commit to branch master
in repository guix.

commit fc1a170e65d721ed4cea35fdd4752678c21d5741
Author: Efraim Flashner <address@hidden>
Date:   Thu Sep 1 23:15:53 2016 +0300

    gnu: python2-numexpr: Use strip-python2-variant.
    
    * gnu/packages/python.scm (python2-numexpr): Replace package definition
    with 'package-with-python2', using 'strip-python2-variant'.
---
 gnu/packages/python.scm |   12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/gnu/packages/python.scm b/gnu/packages/python.scm
index dd59be8..6e2c865 100644
--- a/gnu/packages/python.scm
+++ b/gnu/packages/python.scm
@@ -3303,17 +3303,11 @@ doing the same calculation in Python.  In addition, its 
multi-threaded
 capabilities can make use of all your cores, which may accelerate
 computations, most specially if they are not memory-bounded (e.g. those using
 transcendental functions).")
-    (license license:expat)))
+    (license license:expat)
+    (properties `((python2-variant . ,(delay python2-numexpr))))))
 
 (define-public python2-numexpr
-  (let ((numexpr (package-with-python2 python-numexpr)))
-    (package (inherit numexpr)
-      ;; Make sure to use special packages for Python 2 instead
-      ;; of those automatically rewritten by package-with-python2.
-      (propagated-inputs
-       `(("python2-numpy" ,python2-numpy)
-         ,@(alist-delete "python-numpy"
-                         (package-propagated-inputs numexpr)))))))
+  (package-with-python2 (strip-python2-variant python-numexpr)))
 
 (define-public python-matplotlib
   (package