01/01: gnu: Add emacs-blacken.

[guix-commits]

leungbk pushed a commit to branch emacs-blacken
in repository guix.

commit 32fb07ff05a02b9d0f7c81bcb0d6e02a3733d23e
Author: Brian Leung <address@hidden>
Date:   Fri Sep 13 03:05:23 2019 +0200

    gnu: Add emacs-blacken.
    
    * gnu/packages/emacs-xyz.scm (emacs-blacken): New variable.
---
 gnu/packages/emacs-xyz.scm | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/gnu/packages/emacs-xyz.scm b/gnu/packages/emacs-xyz.scm
index cbda68c..880f6b7 100644
--- a/gnu/packages/emacs-xyz.scm
+++ b/gnu/packages/emacs-xyz.scm
@@ -4072,6 +4072,29 @@ the locations of docstrings, arguments, and functions.")
      "This package provides a Company backend for Python.")
     (license license:gpl3+)))
 
+(define-public emacs-blacken
+  (let ((commit "e076442c15bb8811a6b9593777dd0a2d97894774")
+        (revision "1"))
+    (package
+      (name "emacs-blacken")
+      (version (git-version "0.0.1" revision commit))
+      (source
+       (origin
+         (method git-fetch)
+         (uri (git-reference
+               (url "https://github.com/pythonic-emacs/blacken";)
+               (commit commit)))
+         (sha256
+          (base32
+           "1kj768wc9ykb5k8l73zkpmn9gl9cr6myyl60855vsmid36p19bm2"))))
+      (build-system emacs-build-system)
+      (home-page "https://github.com/pythonic-emacs/blacken";)
+      (synopsis "Reformat Python buffers using the @code{black} formatter")
+      (description
+       "This package provides a minor mode that reformats a Python buffer
+before saving.")
+      (license license:gpl3+))))
+
 (define-public emacs-puppet-mode
   (let ((commit "b3ed5057166a4f49dfa9be638523a348b55a2fd2")
         (revision "1"))