gnu: python-pyusb: Switch to pyproject.

* gnu/packages/libusb.scm (python-pyusb):
[build-system]: Switch to pyproject-build-system.
[arguments]: Run guix style.
<#:modules>: Use (guix build pyproject-build-system).
[native-inputs]: Add python-setuptools.

Change-Id: I5269de23e9879f3b1e69205e5dd3dd60266690e8
Signed-off-by: Sharlatan Hellseher <sharlatanus@gmail.com>

1 files changed, 49 insertions, 53 deletions

diff --git a/gnu/packages/libusb.scm b/gnu/packages/libusb.scm
index 0132c255393..92b706d0cef 100644
--- a/gnu/packages/libusb.scm
+++ b/gnu/packages/libusb.scm
@@ -322,60 +322,56 @@ accessing libusb-1.0.")
        (method url-fetch)
        (uri (pypi-uri "pyusb" version))
        (sha256
-        (base32
-         "1fg7knfzybzija2b01pzrzhzsj989scl12sb2ra4f503l8279k54"))))
-    (build-system python-build-system)
+        (base32 "1fg7knfzybzija2b01pzrzhzsj989scl12sb2ra4f503l8279k54"))))
+    (build-system pyproject-build-system)
     (arguments
-     (list #:modules '((srfi srfi-1)
-                       (srfi srfi-26)
-                       (guix build utils)
-                       (guix build python-build-system))
-           #:phases
-           #~(modify-phases %standard-phases
-               ;; Repurpose the candidates parameter to be the path to the
-               ;; library, then on each backend we substitute the candidates
-               ;; with the full path to the .so library or with None if not
-               ;; supported.
-               ;;
-               ;; While most applications could use a single back-end this
-               ;; library allows to manually select the back-end so it is
-               ;; appropriate to provide as much back-ends as possible.
-               (add-after 'unpack 'fix-libusb-reference
-                 (lambda* (#:key inputs #:allow-other-keys)
-                   (let ((libusb0 (find
-                                    (negate symbolic-link?)
-                                    (find-files (assoc-ref inputs "libusb-compat")
-                                                "^libusb-.*\\.so\\..*")))
-                         (libusb1 (find
-                                    (negate symbolic-link?)
-                                    (find-files (assoc-ref inputs "libusb")
-                                                "^libusb-.*\\.so\\..*"))))
-                     (substitute* "usb/libloader.py"
-                       (("lib = locate_library\\(candidates, find_library\\)")
-                        "lib = candidates"))
-                     (substitute* "usb/backend/libusb0.py"
-                       (("\\('usb-0\\.1', 'usb', 'libusb0'\\)")
-                        (format #f "~s" libusb0)))
-                     (substitute* "usb/backend/libusb1.py"
-                       (("\\('usb-1\\.0', 'libusb-1\\.0', 'usb'\\)")
-                        (format #f "~s" libusb1)))
-                     ;; FIXME: OpenUSB is not packaged for GNU Guix.
-                     (substitute* "usb/backend/openusb.py"
-                       (("\\('openusb',\\)") "None")))))
-               ;; Note: tests seems to succeed with libusb-compat as libusb
-               ;; fails because it doesn't have a usbfs present in the build
-               ;; environment.
-               (replace 'check
-                 (lambda* (#:key tests? #:allow-other-keys)
-                   (when tests?
-                     (with-directory-excursion "tests"
-                       (setenv "PYUSB_DEBUG" "debug")
-                       (setenv "LIBUSB_DEBUG" "4")
-                       (invoke "python" "testall.py"))))))))
-    (native-inputs
-     (list python-setuptools-scm))
-    (inputs
-     (list libusb libusb-compat))
+     (list
+      #:modules '((srfi srfi-1)
+                  (srfi srfi-26)
+                  (guix build utils)
+                  (guix build pyproject-build-system))
+      #:phases
+      #~(modify-phases %standard-phases
+          ;; Repurpose the candidates parameter to be the path to the library,
+          ;; then on each backend we substitute the candidates with the full
+          ;; path to the .so library or with None if not supported.
+          ;;
+          ;; While most applications could use a single back-end this library
+          ;; allows to manually select the back-end so it is appropriate to
+          ;; provide as much back-ends as possible.
+          (add-after 'unpack 'fix-libusb-reference
+            (lambda* (#:key inputs #:allow-other-keys)
+              (let ((libusb0 (find (negate symbolic-link?)
+                                   (find-files (assoc-ref inputs
+                                                          "libusb-compat")
+                                               "^libusb-.*\\.so\\..*")))
+                    (libusb1 (find (negate symbolic-link?)
+                                   (find-files (assoc-ref inputs "libusb")
+                                               "^libusb-.*\\.so\\..*"))))
+                (substitute* "usb/libloader.py"
+                  (("lib = locate_library\\(candidates, find_library\\)")
+                   "lib = candidates"))
+                (substitute* "usb/backend/libusb0.py"
+                  (("\\('usb-0\\.1', 'usb', 'libusb0'\\)")
+                   (format #f "~s" libusb0)))
+                (substitute* "usb/backend/libusb1.py"
+                  (("\\('usb-1\\.0', 'libusb-1\\.0', 'usb'\\)")
+                   (format #f "~s" libusb1)))
+                ;; FIXME: OpenUSB is not packaged for GNU Guix.
+                (substitute* "usb/backend/openusb.py"
+                  (("\\('openusb',\\)")
+                   "None")))))
+          ;; Note: tests seems to succeed with libusb-compat as libusb fails
+          ;; because it doesn't have a usbfs present in the build environment.
+          (replace 'check
+            (lambda* (#:key tests? #:allow-other-keys)
+              (when tests?
+                (with-directory-excursion "tests"
+                  (setenv "PYUSB_DEBUG" "debug")
+                  (setenv "LIBUSB_DEBUG" "4")
+                  (invoke "python" "testall.py"))))))))
+    (native-inputs (list python-setuptools-scm python-setuptools))
+    (inputs (list libusb libusb-compat))
     (home-page "https://pyusb.github.io/pyusb/")
     (synopsis "Python bindings to the libusb library")
     (description