gnu: xenon: Update to 0.9.0, rename and relocate.

* gnu/packages/python-xyz.scm (python-xenon): Rename to...
* gnu/packages/code.scm (xenon): ... this.  Update to 0.9.0.
[native-inputs]: Delete field.
[inputs]: New field.
[phases]: Delete argument.
(python-xenon): Mark as deprecated.

gnu/packages/code.scm

@@ -11,7 +11,7 @@
 ;;; Copyright © 2014 Eric Bavier <bavier@member.fsf.org>
 ;;; Copyright © 2014 Mark H Weaver <mhw@netris.org>
 ;;; Copyright © 2019 Hartmut Goebel <h.goebel@goebel-consult.de>
-;;; Copyright © 2020 Maxim Cournoyer <maxim.cournoyer@gmail.com>
+;;; Copyright © 2020, 2022 Maxim Cournoyer <maxim.cournoyer@gmail.com>
 ;;; Copyright © 2020, 2021 Marius Bakke <marius@gnu.org>
 ;;; Copyright © 2020 Julien Lepiller <julien@lepiller.eu>
 ;;; Copyright © 2021 lu hui <luhuins@163.com>
@@ -67,6 +67,7 @@
   #:use-module (gnu packages perl-compression)
   #:use-module (gnu packages pkg-config)
   #:use-module (gnu packages python)
+  #:use-module (gnu packages python-web)
   #:use-module (gnu packages python-xyz)
   #:use-module (gnu packages readline)
   #:use-module (gnu packages serialization)
@@ -1045,3 +1046,30 @@ also be used for C++ code.
 
 Using cscope, you can easily search for where symbols are used and defined.")
     (license license:bsd-3)))
+
+(define-public xenon
+  (package
+    (name "xenon")
+    (version "0.9.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (pypi-uri "xenon" version))
+       (sha256
+        (base32
+         "1f4gynjzfckm3rjfywwgz1c7icfx3zjqirf16aj73xv0c9ncpffj"))))
+    (build-system python-build-system)
+    (arguments (list #:tests? #f)) ;test suite not shipped with the PyPI archive
+    (inputs (list python-pyyaml python-radon python-requests))
+    (home-page "https://xenon.readthedocs.org/")
+    (synopsis "Monitor code metrics for Python on your CI server")
+    (description
+     "Xenon is a monitoring tool based on Radon.  It monitors code complexity.
+Ideally, @code{xenon} is run every time code is committed.  Through command
+line options, various thresholds can be set for the complexity of code.  It
+will fail (i.e.  it will exit with a non-zero exit code) when any of these
+requirements is not met.")
+    (license license:expat)))
+
+(define-public python-xenon
+  (deprecated-package "python-xenon" xenon))

gnu/packages/python-xyz.scm

@@ -19746,41 +19746,6 @@ complete rewrite in Cython to attempt to increase the performance over the
 pure Python module.")
    (license license:bsd-3)))
 
-(define-public python-xenon
-  (package
-    (name "python-xenon")
-    (version "0.7.0")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (pypi-uri "xenon" version))
-       (sha256
-        (base32
-         "0nv207ql2wmh9q62503np056c4vf1c1hlsi5cvv5p5kx574k6r2y"))))
-    (build-system python-build-system)
-    (native-inputs
-     (list python-pyyaml python-radon python-requests python-flake8
-           python-tox))
-    (arguments
-     `(#:tests? #f                      ;test suite not shipped with the PyPI archive
-       #:phases
-       (modify-phases %standard-phases
-         (add-before 'build 'patch-test-requirements
-           (lambda _
-             ;; Remove httpretty dependency for tests.
-             (substitute* "setup.py"
-               (("httpretty") ""))
-             #t)))))
-    (home-page "https://xenon.readthedocs.org/")
-    (synopsis "Monitor code metrics for Python on your CI server")
-    (description
-     "Xenon is a monitoring tool based on Radon.  It monitors code complexity.
-Ideally, @code{xenon} is run every time code is committed.  Through command
-line options, various thresholds can be set for the complexity of code.  It
-will fail (i.e.  it will exit with a non-zero exit code) when any of these
-requirements is not met.")
-    (license license:expat)))
-
 (define-public python-pysocks
   (package
     (name "python-pysocks")