[bug#29144] [PATCH 1/3] gnu: Add pydot.

[Gábor Boskovits]

    * gnu/packages/python.scm (python-pydot): New variable.
---
 gnu/packages/python.scm | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/gnu/packages/python.scm b/gnu/packages/python.scm
index e8a733919..c16122438 100644
--- a/gnu/packages/python.scm
+++ b/gnu/packages/python.scm
@@ -44,6 +44,7 @@
 ;;; Copyright © 2017 Kei Kebreau <address@hidden>
 ;;; Copyright © 2017 Rutger Helling <address@hidden>
 ;;; Copyright © 2017 Muriithi Frederick Muriuki <address@hidden>
+;;; Copyright @ 2017 Gábor Boskovits <address@hidden>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -16871,3 +16872,26 @@ executed more than a given number of times during a 
given period.")
 
 (define-public python2-ratelimiter
   (package-with-python2 python-ratelimiter))
+
+(define-public python-pydot
+  (package
+    (name "python-pydot")
+    (version "1.2.3")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "pydot" version))
+       (sha256
+        (base32
+         "00imlz0033dygb9gdag1xr0cybn33gk5jsdi9ffbszzr97rd7dgd"))))
+    (build-system python-build-system)
+    (inputs
+     `(("python-pyparsing",python-pyparsing)
+       ("python-chardet",python-chardet)))
+    (home-page "https://github.com/erocarrera/pydot";)
+    (synopsis "Python interface to Graphviz's Dot language")
+    (description
+     "An interface to Graphviz that can parse and dump
+into the DOT language used by GraphViz, is written in pure Python,
+and networkx can convert its graphs to pydot.")
+    (license license:expat)))
-- 
2.14.2