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authorMaxim Cournoyer <maxim.cournoyer@gmail.com>2022-06-24 22:25:28 -0400
committerMaxim Cournoyer <maxim.cournoyer@gmail.com>2022-06-26 22:10:38 -0400
commit6cd019638742fe0ef7936be43001ada99c5875ab (patch)
treeca3bbcbf6a75b8dd11ffa2ec9ad4c1adbe6da0c4 /gnu
parented210c1b8ff95003645499a4b48279a68c4685cf (diff)
downloadguix-6cd019638742fe0ef7936be43001ada99c5875ab.tar.gz
gnu: Add python-flit-scm.
* gnu/packages/python-build.scm (python-flit-scm): New variable.
Diffstat (limited to 'gnu')
-rw-r--r--gnu/packages/python-build.scm49
1 files changed, 49 insertions, 0 deletions
diff --git a/gnu/packages/python-build.scm b/gnu/packages/python-build.scm
index afccfabb2c..e7023aca0c 100644
--- a/gnu/packages/python-build.scm
+++ b/gnu/packages/python-build.scm
@@ -405,6 +405,55 @@ specified by PEP 517, @code{flit_core.buildapi}.")
      (modify-inputs (package-propagated-inputs python-flit-core-bootstrap)
        (replace "python-toml" python-tomli)))))
 
+(define-public python-flit-scm
+  (package
+    (name "python-flit-scm")
+    (version "1.6.2")
+    (source (origin
+              (method url-fetch)
+              (uri (pypi-uri "flit_scm" version))
+              (sha256
+               (base32
+                "0p3lj2g1643m2dm14kihvfb6gn6jviglhm3dzdpn2c8zpqs17svg"))))
+    (build-system python-build-system)
+    (arguments
+     (list
+      #:tests? #f                       ;no test suite
+      #:phases
+      #~(modify-phases %standard-phases
+          (add-after 'unpack 'relax-setuptools-scm-version
+            (lambda _
+              (substitute* "pyproject.toml"
+                (("setuptools_scm~=6.4")
+                 "setuptools_scm>=6.3"))))
+          ;; XXX: PEP 517 manual build/install procedures copied from
+          ;; python-isort.
+          (replace 'build
+            (lambda _
+              ;; ZIP does not support timestamps before 1980.
+              (setenv "SOURCE_DATE_EPOCH" "315532800")
+              (invoke "python" "-m" "build" "--wheel" "--no-isolation" ".")))
+          (replace 'install
+            (lambda* (#:key outputs #:allow-other-keys)
+              (let ((whl (car (find-files "dist" "\\.whl$"))))
+                (invoke "pip" "--no-cache-dir" "--no-input"
+                        "install" "--no-deps" "--prefix" #$output whl)))))))
+    (native-inputs
+     (list python-pypa-build
+           python-flit-core
+           python-setuptools-scm
+           python-tomli))
+    (propagated-inputs
+     (list python-flit-core
+           python-setuptools-scm
+           python-tomli))
+    (home-page "https://gitlab.com/WillDaSilva/flit_scm")
+    (synopsis "PEP 518 build backend combining flit_core and setuptools_scm")
+    (description "This package provides a PEP 518 build backend that uses
+@code{setuptools_scm} to generate a version file from your version control
+system, then @code{flit_core} to build the package.")
+    (license license:expat)))
+
 (define-public python-setuptools-scm
   (package
     (name "python-setuptools-scm")