From 7c53583d11de3185c74f58413fae4db4638b6081 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Miro=20Hron=C4=8Dok?= <miro@hroncok.cz>
Date: Fri, 2 Oct 2020 12:24:34 +0200
Subject: [PATCH] Convert to pyproject-rpm-macros

---
 python-packaging.spec | 63 ++++++++++++++++++++++++++-----------------
 1 file changed, 39 insertions(+), 24 deletions(-)

diff --git a/python-packaging.spec b/python-packaging.spec
index b076044..d6aa532 100644
--- a/python-packaging.spec
+++ b/python-packaging.spec
@@ -6,8 +6,6 @@
 # Specify --without tests to prevent the dependency loop on python-pytest
 %bcond_without tests
 
-%global python_wheelname %{pypi_name}-%{version}-py2.py3-none-any.whl
-
 Name:           python-%{pypi_name}
 Version:        20.4
 Release:        3%{?dist}
@@ -21,31 +19,44 @@ BuildArch:      noarch
 # Remove dependency on six to make package lighter, backported from upstream
 Patch1:         %{url}/commit/39a70cce.patch
 
-BuildRequires:  python%{python3_pkgversion}-setuptools
 BuildRequires:  python%{python3_pkgversion}-devel
-BuildRequires:  python%{python3_pkgversion}-pyparsing
-%if %{with tests}
-BuildRequires:  python%{python3_pkgversion}-pytest
-BuildRequires:  python%{python3_pkgversion}-pretend
-%endif
-%if %{with docs}
-BuildRequires:  python%{python3_pkgversion}-sphinx
-%endif
+BuildRequires:  pyproject-rpm-macros
 
+# We specify dependencies to build the wheel manually to avoid circular
+# dependency on self.
+# We also don't use the python3dist() form, in case packaging is ever used
+# in the provides generator.
+BuildRequires:  python%{python3_pkgversion}-setuptools
 BuildRequires:  python%{python3_pkgversion}-pip
 BuildRequires:  python%{python3_pkgversion}-wheel
 
-%description
+# Upstream uses nox for testing, we specify the test deps manually as well.
+%if %{with tests}
+BuildRequires:  python%{python3_pkgversion}-pytest
+BuildRequires:  python%{python3_pkgversion}-pretend
+BuildRequires:  python%{python3_pkgversion}-pyparsing
+%endif
+%if %{with docs}
+BuildRequires:  python%{python3_pkgversion}-sphinx
+BuildRequires:  python%{python3_pkgversion}-pyparsing
+%endif
+
+
+%global _description %{expand:
 python-packaging provides core utilities for Python packages like utilities for
-dealing with versions, specifiers, markers etc.
+dealing with versions, specifiers, markers etc.}
+
+%description %_description
+
 
 %package -n python%{python3_pkgversion}-%{pypi_name}
 Summary:        %{summary}
-%{?python_provide:%python_provide python%{python3_pkgversion}-%{pypi_name}}
 
-%description -n python%{python3_pkgversion}-%{pypi_name}
-python3-packaging provides core utilities for Python packages like utilities for
-dealing with versions, specifiers, markers etc.
+# This is kept for compatibility with Fedora < 33 only:
+%py_provides    python%{python3_pkgversion}-%{pypi_name}
+
+%description -n python%{python3_pkgversion}-%{pypi_name}  %_description
+
 
 %if %{with docs}
 %package -n python-%{pypi_name}-doc
@@ -55,13 +66,13 @@ Summary:        python-packaging documentation
 Documentation for python-packaging
 %endif
 
+
 %prep
 %autosetup -p1 -n %{pypi_name}-%{version}
-# Remove bundled egg-info
-rm -rf %{pypi_name}.egg-info
+
 
 %build
-%py3_build_wheel
+%pyproject_wheel
 
 %if %{with docs}
 # generate html docs
@@ -72,19 +83,22 @@ rm -rf html/.{doctrees,buildinfo}
 rm -rf html/_static/fonts/
 %endif
 
+
 %install
-%py3_install_wheel %{python_wheelname}
+%pyproject_install
+%pyproject_save_files %{pypi_name}
+
 
 %if %{with tests}
 %check
 %pytest
 %endif
 
-%files -n python%{python3_pkgversion}-%{pypi_name}
+
+%files -n python%{python3_pkgversion}-%{pypi_name} -f %{pyproject_files}
 %license LICENSE LICENSE.APACHE LICENSE.BSD
 %doc README.rst CHANGELOG.rst CONTRIBUTING.rst
-%{python3_sitelib}/%{pypi_name}/
-%{python3_sitelib}/%{pypi_name}-*-info/
+
 
 %if %{with docs}
 %files -n python-%{pypi_name}-doc
@@ -92,6 +106,7 @@ rm -rf html/_static/fonts/
 %license LICENSE LICENSE.APACHE LICENSE.BSD
 %endif
 
+
 %changelog
 * Fri Oct 02 2020 Miro Hrončok <mhroncok@redhat.com> - 20.4-3
 - Drop the dependency on six to make the package lighter