Add %python3_platform_triplet and %python3_ext_suffix

Also add %python_platform_triplet and %python_ext_suffix.

The CI tests are limited to x86_64 for now.

https://fedoraproject.org/wiki/Changes/Python_Upstream_Architecture_Names

macros.python

@@ -5,6 +5,8 @@
 %python_version %(%{__python} -Esc "import sys; sys.stdout.write('{0.major}.{0.minor}'.format(sys.version_info))")
 %python_version_nodots %(%{__python} -Esc "import sys; sys.stdout.write('{0.major}{0.minor}'.format(sys.version_info))")
 %python_platform %(%{__python} -Esc "import sysconfig; print(sysconfig.get_platform())")
+%python_platform_triplet %(%{__python} -Esc "import sysconfig; print(sysconfig.get_config_var('MULTIARCH'))")
+%python_ext_suffix %(%{__python} -Esc "import sysconfig; print(sysconfig.get_config_var('EXT_SUFFIX'))")
 
 %py_setup setup.py
 %py_shbang_opts -s

macros.python3

@@ -3,6 +3,8 @@
 %python3_version %(%{__python3} -Ic "import sys; sys.stdout.write('{0.major}.{0.minor}'.format(sys.version_info))")
 %python3_version_nodots %(%{__python3} -Ic "import sys; sys.stdout.write('{0.major}{0.minor}'.format(sys.version_info))")
 %python3_platform %(%{__python3} -Ic "import sysconfig; print(sysconfig.get_platform())")
+%python3_platform_triplet %(%{__python3} -Ic "import sysconfig; print(sysconfig.get_config_var('MULTIARCH'))")
+%python3_ext_suffix %(%{__python3} -Ic "import sysconfig; print(sysconfig.get_config_var('EXT_SUFFIX'))")
 %py3dir %{_builddir}/python3-%{name}-%{version}-%{release}
 
 %py3_shbang_opts -s

python-rpm-macros.spec

@@ -1,6 +1,6 @@
 Name:           python-rpm-macros
 Version:        3.9
-Release:        9%{?dist}
+Release:        10%{?dist}
 Summary:        The common Python RPM macros
 
 # macros and lua: MIT, compileall2.py: PSFv2
@@ -107,6 +107,10 @@ install -m 644 compileall2.py %{buildroot}%{_rpmconfigdir}/redhat/
 
 
 %changelog
+* Mon Sep 14 2020 Miro Hrončok <mhroncok@redhat.com> - 3.9-10
+- Add %%python3_platform_triplet and %%python3_ext_suffix
+- https://fedoraproject.org/wiki/Changes/Python_Upstream_Architecture_Names
+
 * Fri Jul 24 2020 Lumír Balhar <lbalhar@redhat.com> - 3.9-9
 - Adapt %%py[3]_shebang_fix to use versioned pathfixX.Y.py
 

tests/test_evals.py

@@ -1,5 +1,6 @@
 import os
 import subprocess
+import platform
 import sys
 import textwrap
 
@@ -398,6 +399,8 @@ unversioned_macros = pytest.mark.parametrize('macro', [
     '%python_sitelib',
     '%python_sitearch',
     '%python_platform',
+    '%python_platform_triplet',
+    '%python_ext_suffix',
     '%py_shebang_fix',
     '%py_build',
     '%py_build_egg',
@@ -419,3 +422,17 @@ def test_unversioned_python_errors(macro):
 def test_unversioned_python_works_when_defined(macro):
     macro3 = macro.replace('python', 'python3').replace('py_', 'py3_')
     assert rpm_eval(macro, __python='/usr/bin/python3') == rpm_eval(macro3)
+
+
+# we could rework the test for multiple architectures, but the Fedora CI currently only runs on x86_64
+x86_64_only = pytest.mark.skipif(platform.machine() != "x86_64", reason="works on x86_64 only")
+
+
+@x86_64_only
+def test_platform_triplet():
+    assert rpm_eval("%python3_platform_triplet")[0] == "x86_64-linux-gnu"
+
+
+@x86_64_only
+def test_ext_suffix():
+    assert rpm_eval("%python3_ext_suffix")[0] == f".cpython-{XY}-x86_64-linux-gnu.so"