Use pyproject macros instead of the deprecated py3 macros

scipy.spec

@@ -54,16 +54,15 @@ BuildRequires: gcc-gfortran, swig, gcc-c++
 BuildRequires: qhull-devel
 
 BuildRequires:  pybind11-devel
-BuildRequires:  python3-pybind11 >= 2.4.0
 BuildRequires:  python3-numpy, python3-devel, python3-numpy-f2py
-BuildRequires:  python3-pooch
 BuildRequires:  python3-setuptools
-BuildRequires:  python3-Cython
+
 BuildRequires:  python3-pytest
+BuildRequires:  python3-pytest-timeout
 %if ! 0%{?rhel}
 BuildRequires:  python3-pytest-xdist
 %endif
-BuildRequires:  python3-pytest-timeout
+BuildRequires:  python3-pooch
 
 %if %{with pythran}
 BuildRequires:  pythran
@@ -91,7 +90,6 @@ leading scientists and engineers.}
 %package -n python3-scipy
 Summary:    Scientific Tools for Python
 Requires:   python3-numpy, python3-f2py, python3-pooch
-%{?python_provide:%python_provide python3-scipy}
 Provides:   bundled(arpack) = 3.3.0
 Provides:   bundled(biasedurn)
 Provides:   bundled(boost-math)
@@ -125,21 +123,10 @@ Scipy test files
 
 %prep
 %autosetup -p1 -n %{name}-%{version}%{?rcver}
-cat > site.cfg << EOF
+cat >> pyproject.toml << EOF
 
-[amd]
+[tool.meson-python.args]
-library_dirs = %{_libdir}
+setup = ['-Dblas=%{blaslib}%{blasvar}', '-Dlapack=%{blaslib}%{blasvar}']
-include_dirs = /usr/include/suitesparse
-amd_libs = amd
-
-[umfpack]
-library_dirs = %{_libdir}
-include_dirs = /usr/include/suitesparse
-umfpack_libs = umfpack
-
-[openblas]
-libraries = %{blaslib}%{blasvar}
-library_dirs = %{_libdir}
 EOF
 
 # Docs won't build unless the .dat files are specified here
@@ -154,43 +141,67 @@ for f in $(grep -Frl numpy.distutils); do
   rm $f.orig
 done
 
+# Do not do benchmarking or coverage testing for RPM builds
+sed -i '/^[[:blank:]]*"(asv|pytest-cov)"/d' pyproject.toml
+
+# No scikit-umfpack in Fedora
+sed -i '/^[[:blank:]]*"scikit-umfpack"/d' pyproject.toml
+
+# No pytest-xdist in RHEL
+%if 0%{?rhel}
+sed -i '/^[[:blank:]]*"pytest-xdist"/d' pyproject.toml
+%endif
+
+# Remove pythran dependency if not explicitly required
+%if %{without pythran}
+sed -i '/pythran/d' pyproject.toml
+%endif
+
+# Loosen the lower bound on numpy
+sed -i "/numpy.*python_version=='3.12'/s/1\.26\.0/1\.24\.4/" pyproject.toml
+
+# Loosen the upper bound on meson-python
+sed -i '/meson-python/s/0\.15\.0/0\.16\.0/' pyproject.toml
+
+# Loosen the upper bound on Cython
+sed -i '/Cython/s/3\.0/3\.1/' pyproject.toml
+
+# Loosen the upper bound on pybind11
+sed -i '/pybind11/s/2\.11\.1/2.12.0/' pyproject.toml
+
 # Work around failure to detect open_memstream.  In glibc, open_memstream is
 # not a real function.  It is a weak alias to __open_memstream.
 sed -i "s/\('has_openmemstream', \)'0'/\1'1'/" scipy/_lib/meson.build
 
+%generate_buildrequires
+%pyproject_buildrequires -R
+
 %build
 export SCIPY_USE_PYTHRAN=0%{?with_pythran}
-
+%pyproject_wheel
-for PY in %{python3_version}; do
-  # Adding -fallow-argument-mismatch workaround for https://github.com/scipy/scipy/issues/11611
-  env CFLAGS="$RPM_OPT_FLAGS -lm" \
-  %if 0%{?fedora} >= 32 || 0%{?rhel} >= 9
-      FFLAGS="$RPM_OPT_FLAGS -fPIC -fallow-argument-mismatch" \
-  %else
-      FFLAGS="$RPM_OPT_FLAGS -fPIC" \
-  %endif
-    LDFLAGS="%{__global_ldflags}" \
-    %{_bindir}/python$PY _setup.py config_fc \
-    --fcompiler=gnu95 --noarch \
-    build
 
 %if %{with doc}
+for PY in %{python3_version}; do
   pushd doc
   export PYTHONPATH=$(echo ../build/lib.linux-*-$PY/)
   make html SPHINXBUILD=sphinx-build-$PY
   rm -rf build/html/.buildinfo
   mv build build-$PY
   popd
-  %endif
 done
+%endif
 
 %install
 export SCIPY_USE_PYTHRAN=0%{?with_pythran}
+%pyproject_install
+%pyproject_save_files scipy
 
-%py3_install
 # Some files got ambiguous python shebangs, we fix them after everything else is done
 %py3_shebang_fix %{buildroot}%{python3_sitearch}
 
+# Fix executable bits
+chmod 0755 %{buildroot}%{python3_sitearch}/scipy/sparse/linalg/_isolve/tests/test_gcrotmk.py
+
 %check
 # check against the reference BLAS/LAPACK
 export FLEXIBLAS=netlib
@@ -267,10 +278,8 @@ rm -rf gram{A,B}
 rm -rf .pytest_cache
 popd
 
-%files -n python3-scipy
+%files -n python3-scipy -f %{pyproject_files}
 %license LICENSE.txt
-%{python3_sitearch}/scipy/
-%{python3_sitearch}/*.egg-info
 %exclude %{python3_sitearch}/scipy/*/tests/
 %exclude %{python3_sitearch}/scipy/*/*/tests/
 %exclude %{python3_sitearch}/scipy/*/*/*/tests/
@@ -297,6 +306,7 @@ popd
 - Disable LTO
 - Pythran works on 32-bit architectures again
 - Fix detection of open_memstream
+- Use pyproject macros instead of the deprecated py3 macros
 
 * Wed Jul 12 2023 psimovec <psimovec@redhat.com> - 1.11.1-1
 - New upstream release 1.11.1