gnu: python-pep8-naming: Move python-check.

* gnu/packages/python-xyz.scm (python-pep8-naming): Move from here ...
* gnu/packages/python-check.scm: ... to here.

* gnu/packages/wm.scm: Add python-check module.

Change-Id: I1b0e0eec5e8f815f855860fd149a17e2470adea2

gnu/packages/python-check.scm

@@ -14,6 +14,7 @@
 ;;; Copyright © 2020 Tanguy Le Carrour <tanguy@bioneland.org>
 ;;; Copyright © 2021-2025 Sharlatan Hellseher <sharlatanus@gmail.com>
 ;;; Copyright © 2021 Brendan Tildesley <mail@brendan.scot>
+;;; Copyright © 2021 Giacomo Leidi <goodoldpaul@autistici.org>
 ;;; Copyright © 2021, 2022 Guillaume Le Vaillant <glv@posteo.net>
 ;;; Copyright © 2021 Bonface Munyoki Kilyungi <me@bonfacemunyoki.com>
 ;;; Copyright © 2021 Sebastian Gibb <mail@sebastiangibb.de>
@@ -1524,6 +1525,37 @@ __version_tuple__ = version_tuple = (~a)~%" version version-tuple)))))))))
 in an opinionated way.")
     (license license:expat)))
 
+(define-public python-pep8-naming
+  (package
+    (name "python-pep8-naming")
+    (version "0.15.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "pep8_naming" version))
+       (sha256
+        (base32 "0acxcg4z43kkddlvjbcbbh1jp8rx5z0cq9hz7jlyvpm2mfcs9x7n"))))
+    (build-system pyproject-build-system)
+    (arguments
+     (list
+      #:phases
+      #~(modify-phases %standard-phases
+          (replace 'check
+            (lambda* (#:key tests? #:allow-other-keys)
+              (when tests?
+                (invoke "python" "run_tests.py")))))))
+    (native-inputs
+     (list python-setuptools
+           python-wheel))
+    (propagated-inputs
+     (list python-flake8))
+    (home-page "https://github.com/PyCQA/pep8-naming")
+    (synopsis "Check PEP-8 naming conventions")
+    (description
+     "This package provides the @code{pep8-naming} Python module, a plugin for
+flake8 to check PEP-8 naming conventions.")
+    (license license:expat)))
+
 (define-public python-pyannotate
   (package
     (name "python-pyannotate")