[bug#50505] [PATCH v3 01/12] gnu: Add python-cloup.

[Daniel Meißner]

* gnu/packages/python-xyz.scm (python-cloup): New variable.

Co-authored-by: Xinglu Chen <public@yoctocell.xyz>
---
 gnu/packages/python-science.scm |  1 +
 gnu/packages/python-xyz.scm     | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 34 insertions(+)

diff --git a/gnu/packages/python-science.scm b/gnu/packages/python-science.scm
index 1311fbad0c..65f1dbf014 100644
--- a/gnu/packages/python-science.scm
+++ b/gnu/packages/python-science.scm
@@ -15,6 +15,7 @@
 ;;; Copyright © 2021 Paul Garlick <pgarlick@tourbillion-technology.com>
 ;;; Copyright © 2021 Arun Isaac <arunisaac@systemreboot.net>
 ;;; Copyright © 2021 Felix Gruber <felgru@posteo.net>
+;;; Copyright © 2021 Daniel Meißner <daniel.meissner-i4k@ruhr-uni-bochum.de>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index 27f8c11c9c..db511a178f 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -3430,6 +3430,39 @@ (define-public python-cligj
 well-tested and interoperable CLIs for handling GeoJSON.")
     (license license:bsd-3)))
 
+(define-public python-cloup
+  (package
+    (name "python-cloup")
+    (version "0.11.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "cloup" version))
+       (sha256
+        (base32
+         "07kxw81bml137w9bfmwkjbdzbldkk1k1lws82wffz9244pp7k8ib"))))
+    (build-system python-build-system)
+    (arguments
+     '(#:phases
+       (modify-phases %standard-phases
+         (replace 'check
+           (lambda* (#:key inputs outputs tests? #:allow-other-keys)
+             (when tests?
+               (add-installed-pythonpath inputs outputs)
+               (invoke "python" "-m" "pytest")))))))
+    (propagated-inputs
+     (list python-click))
+    (native-inputs
+     (list python-setuptools python-setuptools-scm python-pytest))
+    (home-page "https://github.com/janLuke/cloup";)
+    (synopsis "Extension library for @code{python-click}")
+    (description
+     "Cloup---originally from ``Click + option groups''---enriches
+@code{python-click} with several features that make it more expressive and
+configurable: option groups, constraints, subcommand aliases, subcommands
+sections, and a themeable @code{HelpFormatter}.")
+    (license license:bsd-3)))
+
 (define-public python-vcversioner
   (package
     (name "python-vcversioner")
-- 
2.34.0