[bug#51121] [PATCH] gnu: Add python-pyproject2setuppy.

[jgart]

* gnu/packages/python-xyz.scm (python-pyproject2setuppy): New variable.
---
 gnu/packages/python-xyz.scm | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index 634cd5efec..577bea8144 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -27266,6 +27266,33 @@ and powerful way to handle real-world data, featuring:
 @end itemize")
     (license license:bsd-3)))
 
+(define-public python-pyproject2setuppy
+  (package
+    (name "python-pyproject2setuppy")
+    (version "20")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (pypi-uri "pyproject2setuppy" version))
+        (sha256
+          (base32 "1bfms0mpi6ijgxfl2v7nirjld3yph13fbqm29fx007kj0w14m2pw"))))
+    (build-system python-build-system)
+    (native-inputs
+      `(("python-pytest" ,python-pytest)
+        ("python-pytest-forked" ,python-pytest-forked)))
+    (propagated-inputs
+      `(("python-toml" ,python-toml)
+        ;; ignore linter because setuptools library functions are used directly
+        ("python-setuptools" ,python-setuptools)))
+    (home-page "https://github.com/mgorny/pyproject2setuppy";)
+    (synopsis "Build pyproject.toml-based projects using setuptools")
+    (description
+"@command{pyproject2setuppy} is a tool to install pyproject.toml-based
+packages using plain setuptools.  It maps the project metadata into
+@code{setup()} call arguments, making it possible to build them without
+installing the dependency hell of the new build systems.")
+    (license license:bsd-2)))
+
 (define-public python-box
   (package
     (name "python-box")
-- 
2.33.0