Subject: [bug#63619] [PATCH 2/9] gnu: Add python-altair.

From: Vinicius Monego <[email-masked]>
Date: Sat, 20 May 2023 23:12:34 +0000

* gnu/packages/statistics.scm (python-altair): New variable.
---
 gnu/packages/statistics.scm | 39 +++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)

diff --git a/gnu/packages/statistics.scm b/gnu/packages/statistics.scm
index d42c6baed6..574790731e 100644
--- a/gnu/packages/statistics.scm
+++ b/gnu/packages/statistics.scm
@@ -85,6 +85,7 @@ (define-module (gnu packages statistics)
   #:use-module (gnu packages perl)
   #:use-module (gnu packages pkg-config)
   #:use-module (gnu packages python)
+  #:use-module (gnu packages python-build)
   #:use-module (gnu packages python-science)
   #:use-module (gnu packages python-xyz)
   #:use-module (gnu packages readline)
@@ -2082,6 +2083,44 @@ (define-public python-vega-datasets
 and Vega-Lite examples.")
     (license license:expat)))
 
+(define-public python-altair
+  (package
+    (name "python-altair")
+    (version "5.0.0")
+    (source (origin
+              (method git-fetch)        ; no tests in PyPI
+              (uri (git-reference
+                    (url "https://github.com/altair-viz/altair")
+                    (commit (string-append "v" version))))
+              (file-name (git-file-name name version))
+              (sha256
+               (base32
+                "11j7v2s25xwz3qdjbbps3ma2dd68cr87vxn22x9fyfzgbs9pc7mx"))))
+    (build-system pyproject-build-system)
+    (arguments
+     ;; test_render_examples_to_chart opens an external connection.
+     ;; test_save_html introduces a circular dependency on altair-viewer.
+     (list #:test-flags #~(list "-k" (string-append
+                                      "not test_render_examples_to_chart"
+                                      " and not test_save_html"))))
+    (propagated-inputs (list python-jinja2
+                             python-jsonschema
+                             python-numpy
+                             python-pandas
+                             python-toolz
+                             python-typing-extensions))
+    (native-inputs (list python-black
+                         python-hatchling
+                         python-ipython
+                         python-m2r
+                         python-pytest
+                         python-vega-datasets))
+    (home-page "https://altair-viz.github.io/")
+    (synopsis "Declarative statistical visualization library for Python")
+    (description
+     "Vega-Altair is a declarative statistical visualization library for Python.")
+    (license license:expat)))
+
 (define-public python-hdmedians
   (package
     (name "python-hdmedians")
-- 
2.34.1