From 5a5f16ec4238caf1a75ffffeb7a458cb1c6a0bff Mon Sep 17 00:00:00 2001
From: Efraim Flashner <efraim@flashner.co.il>
Date: Mon, 23 Nov 2020 10:38:10 +0200
Subject: gnu: Add python-prov.

* gnu/packages/python-xyz.scm (python-prov): New variable.
---
 gnu/packages/python-xyz.scm | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index 23fbed47fd..bdab421da3 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -168,6 +168,7 @@
   #:use-module (gnu packages python-science)
   #:use-module (gnu packages python-web)
   #:use-module (gnu packages qt)
+  #:use-module (gnu packages rdf)
   #:use-module (gnu packages readline)
   #:use-module (gnu packages sdl)
   #:use-module (gnu packages search)
@@ -16278,6 +16279,34 @@ with BagIt style packages.  BagIt is a minimalist packaging format for digital
 preservation.")
     (license license:cc0)))
 
+(define-public python-prov
+  (package
+    (name "python-prov")
+    (version "2.0.0")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (pypi-uri "prov" version))
+        (sha256
+         (base32
+          "1vi2fj31vygfcqrkimdmk52q2ldw08g9fn4v4zlgdfgcjlhqyhxn"))))
+    (build-system python-build-system)
+    (propagated-inputs
+     `(("python-dateutil" ,python-dateutil)
+       ("python-lxml" ,python-lxml)
+       ("python-networkx" ,python-networkx)
+       ("python-rdflib" ,python-rdflib)))
+    (native-inputs
+     `(("graphviz" ,graphviz)
+       ("python-pydot" ,python-pydot)))
+    (home-page "https://github.com/trungdong/prov")
+    (synopsis
+     "W3C Provenance Data Model supporting PROV-JSON, PROV-XML and PROV-O (RDF)")
+    (description
+     "This package provides a library for W3C Provenance Data Model supporting
+PROV-O (RDF), PROV-XML, PROV-JSON import/export.")
+    (license license:expat)))
+
 (define-public python-validators
   (package
     (name "python-validators")
-- 
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