Switch to pyproject-rpm-macros

Make updates a little easier by switching to pyproject-rpm-macros for
packaging. Also remove the python-mock requirement since it is no longer
needed for testing and it makes for easier backporting to epel9 (which
is one of my eventual goals). 😉

Signed-off-by: Major Hayden <major@mhtx.net>

python-s3transfer.spec

@@ -4,7 +4,7 @@ S3transfer is a Python library for managing Amazon S3 transfers.
 
 Name:           python-%{srcname}
 Version:        0.5.2
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Amazon S3 Transfer Manager
 
 License:        ASL 2.0
@@ -19,12 +19,10 @@ BuildArch:      noarch
 Summary:        %{summary}
 
 BuildRequires:  python3-devel
-BuildRequires:  python3-setuptools
 # required to run the test suite
-BuildRequires:  python3-botocore        >= 1.12.36
-BuildRequires:  python3-botocore        < 2.0
-BuildRequires:  python3-mock
-BuildRequires:  python3-pytest
+BuildRequires:  python3dist(botocore) >= 1.12.36
+BuildRequires:  python3dist(botocore) < 2.0
+BuildRequires:  python3dist(pytest)
 
 %description -n python3-%{srcname} %{_description}
 
@@ -32,25 +30,29 @@ Python 3 version.
 
 %prep
 %autosetup -n %{srcname}-%{version} -p1
-rm -vrf *.egg-info
+
+%generate_buildrequires
+%pyproject_buildrequires
 
 %build
-%py3_build
+%pyproject_wheel
 
 %install
-%py3_install
+%pyproject_install
+%pyproject_save_files %{srcname}
 
 %check
-cd tests
-pytest-%{python3_version} unit functional
+%pytest tests/unit tests/functional
 
-%files -n python3-%{srcname}
+%files -n python3-%{srcname} -f %{pyproject_files}
 %license LICENSE.txt
 %doc README.rst
-%{python3_sitelib}/%{srcname}/
-%{python3_sitelib}/%{srcname}-*.egg-info/
+
 
 %changelog
+* Tue May 10 2022 Major Hayden <major@mhtx.net> - 0.5.2-2
+- Switch to pyproject-rpm-macros.
+
 * Fri Feb 25 2022 Gwyn Ciesla <gwync@protonmail.com> - 0.5.2-1
 - 0.5.2