gnu: python-pycups: Switch to pyproject.

* gnu/packages/cups.scm (python-pycups):
[source]: Switch to git-fetch.
[build-system]: Switch to pyproject-build-system.
[native-inputs]: Add python-setuptools, python-wheel.

Change-Id: I9bd66f866aaade04d97fa2203f6c93ab7def1009
Signed-off-by: Sharlatan Hellseher <sharlatanus@gmail.com>

gnu/packages/cups.scm

@@ -53,6 +53,7 @@
   #:use-module (gnu packages polkit)
   #:use-module (gnu packages pretty-print)
   #:use-module (gnu packages python)
+  #:use-module (gnu packages python-build)
   #:use-module (gnu packages python-xyz)
   #:use-module (gnu packages qt)
   #:use-module (gnu packages scanner)
@@ -61,6 +62,7 @@
   #:use-module (guix build-system gnu)
   #:use-module (guix build-system meson)
   #:use-module (guix build-system python)
+  #:use-module (guix build-system pyproject)
   #:use-module (guix download)
   #:use-module (guix git-download)
   #:use-module (guix gexp)
@@ -1081,17 +1083,19 @@ obtained and installed separately.")
     (version "2.0.1")
     (source
      (origin
-       (method url-fetch)
-       (uri (pypi-uri "pycups" version ".tar.bz2"))
+       (method git-fetch)
+       (uri (git-reference
+              (url "https://github.com/zdohnal/pycups")
+              (commit (string-append "v" version))))
+       (file-name (git-file-name name version))
        (sha256
-        (base32
-         "140c7073bkhx8w9qpaynllhynkkg0rzj3a4wjh9fnj15yvjlqhsp"))))
-    (build-system python-build-system)
+        (base32 "0x2f48gz9wpmcdjh6dj0kmciil57cm89hp4kcsnvhmkvpwpm3b55"))))
+    (build-system pyproject-build-system)
     (arguments
      '(;; Tests require CUPS to be running
        #:tests? #f))
-    (inputs
-     (list cups))
+    (inputs (list cups))
+    (native-inputs (list python-setuptools python-wheel))
     (home-page "https://github.com/zdohnal/pycups")
     (synopsis "Python bindings for libcups")
     (description