%py_provides: Do not generate Obsoletes for names containing parentheses

This mechanism is already implemented in the old %python_provide macro.

Related: rhbz#1990421

macros.python-srpm

@@ -182,9 +182,14 @@
     -- In Fedora this is not needed as we don't ship ecosystem packages
     -- for alternative Python interpreters.
     if rhel ~= '' then
-        local obsoletes = python.python_altobsoletes(name, evr)
+        -- Create Obsoletes only if the name does not end in a parenthesis,
-        for i, obsolete in ipairs(obsoletes) do
+        -- as Obsoletes can't include parentheses.
-            print('Obsoletes: ' .. obsolete .. '\\n')
+        -- This most commonly happens when the name contains an isa.
+        if (string.sub(name, "-1") ~= ")") then
+            local obsoletes = python.python_altobsoletes(name, evr)
+            for i, obsolete in ipairs(obsoletes) do
+                print('Obsoletes: ' .. obsolete .. '\\n')
+            end
         end
     end
 }

python-rpm-macros.spec

@@ -1,6 +1,6 @@
 Name:           python-rpm-macros
 Version:        3.9
-Release:        51%{?dist}
+Release:        52%{?dist}
 Summary:        The common Python RPM macros
 URL:            https://src.fedoraproject.org/rpms/python-rpm-macros/
 
@@ -116,6 +116,10 @@ install -m 644 import_all_modules.py %{buildroot}%{_rpmconfigdir}/redhat/
 
 
 %changelog
+* Tue Feb 08 2022 Tomas Orsava <torsava@redhat.com> - 3.9-52
+- %%py_provides: Do not generate Obsoletes for names containing parentheses
+- Related: rhbz#1990421
+
 * Tue Feb 08 2022 Tomas Orsava <torsava@redhat.com> - 3.9-51
 - Add Obsoletes tags with the python39- prefix for smoother upgrade from RHEL8
 - Related: rhbz#1990421

tests/test_evals.py

@@ -195,6 +195,16 @@ def test_py_provides_python3(rhel):
         assert len(lines) == 3
 
 
+@pytest.mark.parametrize('rhel', [None, 9])
+def test_py_provides_python3_with_isa(rhel):
+    lines = rpm_eval('%py_provides python3-foo(x86_64)', version='6', release='1.fc66', rhel=rhel)
+    assert 'Provides: python3-foo(x86_64) = 6-1.fc66' in lines
+    assert 'Provides: python-foo(x86_64) = 6-1.fc66' in lines
+    assert f'Provides: python{X_Y}-foo(x86_64) = 6-1.fc66' in lines
+    assert f'Obsoletes: python{X_Y}-foo(x86_64) < 6-1.fc66' not in lines
+    assert len(lines) == 3
+
+
 @pytest.mark.parametrize('rhel', [None, 13])
 def test_py_provides_python3_epoched(rhel):
     lines = rpm_eval('%py_provides python3-foo', epoch='1', version='6', release='1.fc66', rhel=rhel)