Bug 2481413

Summary: pylint fails to build with Python 3.15: 4 test failures: ModuleNotFoundError: 'namespace_package' must be imported before finding 'namespace_package.lower_level'.
Product: [Fedora] Fedora Reporter: Karolina Surma <ksurma>
Component: pylintAssignee: Gwyn Ciesla <gwync>
Status: CLOSED RAWHIDE QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: unspecified Docs Contact:
Priority: unspecified    
Version: rawhideCC: fti-bugs, gwync, ksurma, mhroncok, orion, wamuir1212
Target Milestone: ---   
Target Release: ---   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: Doc Type: ---
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2026-06-17 18:54:17 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 2412434, 2433833, 2433836, 2485733, 2485893, 2485922, 2485932, 2486001    

Description Karolina Surma 2026-05-26 09:56:31 UTC
pylint fails to build with Python 3.15.0b1.

____________ TestImportsChecker.test_relative_beyond_top_level_two _____________
[gw0] linux -- Python 3.15.0 /usr/bin/python3

self = NamespacePath(['/builddir/build/BUILD/pylint-4.0.5-build/pylint-4.0.5/tests/regrtest_data/beyond_top_two/namespace_package/lower_level'])

>   ???
E   KeyError: 'namespace_package'

<frozen importlib._bootstrap_external>:1094: KeyError

The above exception was the direct cause of the following exception:

capsys = <_pytest.capture.CaptureFixture object at 0x7f4a8b96e900>

    @staticmethod
    def test_relative_beyond_top_level_two(capsys: CaptureFixture[str]) -> None:
>       Run(
            [
                f"{os.path.join(REGR_DATA, 'beyond_top_two')}",
                "-d all",
                "-e relative-beyond-top-level",
            ],
            exit=False,
        )

tests/checkers/unittest_imports.py:45: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/testutils/_run.py:41: in __init__
    super().__init__(args, reporter, exit)
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/run.py:239: in __init__
    linter.check(args)
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/pylinter.py:722: in check
    ast_per_fileitem = self._get_asts(fileitems, data, progress_reporter)
                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/pylinter.py:740: in _get_asts
    for fileitem in fileitems:
                    ^^^^^^^^^
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/pylinter.py:908: in _iterate_file_descrs
    for descr in self._expand_files(files_or_modules).values():
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/pylinter.py:919: in _expand_files
    result, errors = expand_modules(
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/expand_modules.py:171: in expand_modules
    modpath = _modpath_from_file(
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/expand_modules.py:22: in _modpath_from_file
    return modutils.modpath_from_file_with_callback(  # type: ignore[no-any-return]
/usr/lib/python3.15/site-packages/astroid/modutils.py:298: in modpath_from_file_with_callback
    if is_package_cb(pathname, modpath[:-1]):
       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/expand_modules.py:20: in _is_package_cb
    return modutils.check_modpath_has_init(inner_path, parts) or is_namespace
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
/usr/lib/python3.15/site-packages/astroid/modutils.py:229: in check_modpath_has_init
    old_namespace = util.is_namespace(".".join(modpath))
                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
/usr/lib/python3.15/site-packages/astroid/interpreter/_import/util.py:47: in is_namespace
    found_spec = _find_spec_from_path(
<frozen importlib.util>:54: in _find_spec_from_path
    ???
<frozen importlib._bootstrap>:1222: in _find_spec
    ???
<frozen importlib._bootstrap_external>:1279: in find_spec
    ???
<frozen importlib._bootstrap_external>:1077: in __init__
    ???
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = NamespacePath(['/builddir/build/BUILD/pylint-4.0.5-build/pylint-4.0.5/tests/regrtest_data/beyond_top_two/namespace_package/lower_level'])

>   ???
E   ModuleNotFoundError: 'namespace_package' must be imported before finding 'namespace_package.lower_level'.

<frozen importlib._bootstrap_external>:1096: ModuleNotFoundError
_________________________ test_class_diagrams[pep420] __________________________
[gw1] linux -- Python 3.15.0 /usr/bin/python3

testfile = FunctionalPyreverseTestfile(source=PosixPath('/builddir/build/BUILD/pylint-4.0.5-build/pylint-4.0.5/tests/pyreverse/fu...20/pep420.py'), options={'source_roots': ['../..'], 'output_formats': ['mmd', 'dot', 'puml'], 'command_line_args': []})
tmp_path = PosixPath('/tmp/pytest-of-mockbuild/pytest-0/popen-gw1/test_class_diagrams_pep420_0')

    @pytest.mark.parametrize(
        "testfile",
        CLASS_DIAGRAM_TESTS,
        ids=CLASS_DIAGRAM_TEST_IDS,
    )
    def test_class_diagrams(testfile: FunctionalPyreverseTestfile, tmp_path: Path) -> None:
        input_file = testfile.source
        input_path = os.path.dirname(input_file)
        if testfile.options["source_roots"]:
            source_roots = ",".join(
                [
                    os.path.realpath(
                        os.path.expanduser(os.path.join(input_path, source_root))
                    )
                    for source_root in testfile.options["source_roots"]
                ]
            )
        else:
            source_roots = ""
        for output_format in testfile.options["output_formats"]:
            args = ["-o", f"{output_format}", "-d", str(tmp_path)]
            if source_roots:
                args += ["--source-roots", source_roots]
            args.extend(testfile.options["command_line_args"])
            args += [str(input_file)]
            exit_code = Run(args).run()
            assert exit_code == 0
>           assert testfile.source.with_suffix(f".{output_format}").read_text(
                encoding="utf8"
            ) == (tmp_path / f"classes.{output_format}").read_text(encoding="utf8")
E           assert 'digraph "cla...solid"];\n}\n' == 'digraph "cla...solid"];\n}\n'
E             
E               digraph "classes" {
E               rankdir=BT
E               charset="utf-8"
E             - "/builddir/build/BUILD/pylint-4.0.5-build/pylint-4.0.5/tests/pyreverse/functional/class_diagrams/namespaces/pep420/pep420.py.PEP420" [color="black", fontcolor="black", label=<{PEP420|<br ALIGN="LEFT"/>|}>, shape="record", style="solid"];
E             + "namespaces.pep420.pep420.PEP420" [color="black", fontcolor="black", label=<{PEP420|<br ALIGN="LEFT"/>|}>, shape="record", style="solid"];
E               }

tests/pyreverse/test_pyreverse_functional.py:48: AssertionError
__________________ test_recursive_implicit_namespace_wrapper ___________________
[gw2] linux -- Python 3.15.0 /usr/bin/python3

self = NamespacePath(['/builddir/build/BUILD/pylint-4.0.5-build/pylint-4.0.5/tests/regrtest_data/pep420/wrapper/project/namespace/package'])

>   ???
E   KeyError: 'namespace'

<frozen importlib._bootstrap_external>:1094: KeyError

The above exception was the direct cause of the following exception:

    def test_recursive_implicit_namespace_wrapper() -> None:
>       run = Run(
            [
                "--recursive",
                "y",
                "--source-roots",
                join(REGRTEST_DATA_DIR, "pep420", "wrapper", "project"),
                join(REGRTEST_DATA_DIR, "pep420", "wrapper"),
            ],
            exit=False,
        )

tests/lint/unittest_lint.py:1169: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/testutils/_run.py:41: in __init__
    super().__init__(args, reporter, exit)
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/run.py:239: in __init__
    linter.check(args)
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/pylinter.py:722: in check
    ast_per_fileitem = self._get_asts(fileitems, data, progress_reporter)
                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/pylinter.py:740: in _get_asts
    for fileitem in fileitems:
                    ^^^^^^^^^
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/pylinter.py:908: in _iterate_file_descrs
    for descr in self._expand_files(files_or_modules).values():
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/pylinter.py:919: in _expand_files
    result, errors = expand_modules(
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/expand_modules.py:171: in expand_modules
    modpath = _modpath_from_file(
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/expand_modules.py:22: in _modpath_from_file
    return modutils.modpath_from_file_with_callback(  # type: ignore[no-any-return]
/usr/lib/python3.15/site-packages/astroid/modutils.py:298: in modpath_from_file_with_callback
    if is_package_cb(pathname, modpath[:-1]):
       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/expand_modules.py:20: in _is_package_cb
    return modutils.check_modpath_has_init(inner_path, parts) or is_namespace
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
/usr/lib/python3.15/site-packages/astroid/modutils.py:229: in check_modpath_has_init
    old_namespace = util.is_namespace(".".join(modpath))
                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
/usr/lib/python3.15/site-packages/astroid/interpreter/_import/util.py:47: in is_namespace
    found_spec = _find_spec_from_path(
<frozen importlib.util>:54: in _find_spec_from_path
    ???
<frozen importlib._bootstrap>:1222: in _find_spec
    ???
<frozen importlib._bootstrap_external>:1279: in find_spec
    ???
<frozen importlib._bootstrap_external>:1077: in __init__
    ???
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = NamespacePath(['/builddir/build/BUILD/pylint-4.0.5-build/pylint-4.0.5/tests/regrtest_data/pep420/wrapper/project/namespace/package'])

>   ???
E   ModuleNotFoundError: 'namespace' must be imported before finding 'namespace.package'.

<frozen importlib._bootstrap_external>:1096: ModuleNotFoundError
__________________ test_functional[unspecified_encoding_py38] __________________
[gw0] linux -- Python 3.15.0 /usr/bin/python3

self = <pylint.testutils.lint_module_test.LintModuleTest object at 0x7f4a85f2e4a0>

    def runTest(self) -> None:
>       self._runTest()
E       AssertionError: Wrong message(s) raised for "unspecified_encoding_py38.py":
E       
E       Unexpected in testdata:
E         77: unspecified-encoding (times 1)
E       
E       Actual pylint output for this file:
E       OutputLine(symbol='unspecified-encoding', lineno=13, column=0, end_lineno=13, end_column=14, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=14, column=0, end_lineno=14, end_column=20, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=15, column=0, end_lineno=15, end_column=20, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=16, column=0, end_lineno=16, end_column=34, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=17, column=0, end_lineno=17, end_column=19, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=26, column=5, end_lineno=26, end_column=19, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=29, column=5, end_lineno=29, end_column=34, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=33, column=5, end_lineno=33, end_column=45, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=38, column=0, end_lineno=38, end_column=17, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=39, column=0, end_lineno=39, end_column=23, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=40, column=0, end_lineno=40, end_column=23, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=41, column=0, end_lineno=41, end_column=37, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=50, column=5, end_lineno=50, end_column=22, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=53, column=5, end_lineno=53, end_column=37, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=57, column=5, end_lineno=57, end_column=48, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=66, column=0, end_lineno=66, end_column=26, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=67, column=0, end_lineno=67, end_column=39, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=68, column=0, end_lineno=68, end_column=50, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=75, column=0, end_lineno=75, end_column=35, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=76, column=0, end_lineno=76, end_column=50, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=77, column=0, end_lineno=77, end_column=61, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=81, column=0, end_lineno=81, end_column=21, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=82, column=0, end_lineno=82, end_column=25, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=83, column=0, end_lineno=83, end_column=25, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=84, column=0, end_lineno=84, end_column=39, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=149, column=0, end_lineno=149, end_column=23, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=152, column=0, end_lineno=152, end_column=28, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=155, column=0, end_lineno=155, end_column=26, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=158, column=0, end_lineno=158, end_column=35, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='bad-open-mode', lineno=161, column=0, end_lineno=161, end_column=25, object='', msg='"None" is not a valid mode for open.', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=161, column=0, end_lineno=161, end_column=25, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='bad-open-mode', lineno=164, column=0, end_lineno=164, end_column=19, object='', msg='"2" is not a valid mode for open.', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=164, column=0, end_lineno=164, end_column=19, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='bad-open-mode', lineno=176, column=0, end_lineno=176, end_column=24, object='', msg='"5" is not a valid mode for open.', confidence='INFERENCE')
E       OutputLine(symbol='unspecified-encoding', lineno=176, column=0, end_lineno=176, end_column=24, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='bad-open-mode', lineno=177, column=0, end_lineno=177, end_column=27, object='', msg='"5" is not a valid mode for open.', confidence='INFERENCE')
E       OutputLine(symbol='unspecified-encoding', lineno=177, column=0, end_lineno=177, end_column=27, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=180, column=5, end_lineno=180, end_column=29, object='', msg='Using open without explicitly specifying an encoding', confidence='INFERENCE')
E       OutputLine(symbol='unspecified-encoding', lineno=183, column=0, end_lineno=183, end_column=29, object='', msg='Using open without explicitly specifying an encoding', confidence='INFERENCE')
E       OutputLine(symbol='unspecified-encoding', lineno=186, column=0, end_lineno=186, end_column=44, object='', msg='Using open without explicitly specifying an encoding', confidence='INFERENCE')
E       OutputLine(symbol='unspecified-encoding', lineno=193, column=0, end_lineno=193, end_column=34, object='', msg='Using open without explicitly specifying an encoding', confidence='INFERENCE')

../BUILDROOT/usr/lib/python3.15/site-packages/pylint/testutils/lint_module_test.py:145: AssertionError
=========================== short test summary info ============================
FAILED tests/checkers/unittest_imports.py::TestImportsChecker::test_relative_beyond_top_level_two
FAILED tests/pyreverse/test_pyreverse_functional.py::test_class_diagrams[pep420]
FAILED tests/lint/unittest_lint.py::test_recursive_implicit_namespace_wrapper
FAILED tests/test_functional.py::test_functional[unspecified_encoding_py38]
=========== 4 failed, 1986 passed, 257 skipped, 5 xfailed in 57.92s ============

https://docs.python.org/3.15/whatsnew/3.15.html

For the build logs, see:
https://copr-be.cloud.fedoraproject.org/results/@python/python3.15-b1/fedora-rawhide-x86_64/10510076-pylint/

For all our attempts to build pylint with Python 3.15, see:
https://copr.fedorainfracloud.org/coprs/g/python/python3.15-b1/package/pylint/

Testing and mass rebuild of packages is happening in copr.
You can follow these instructions to test locally in mock if your package builds with Python 3.15:
https://copr.fedorainfracloud.org/coprs/g/python/python3.15-b1/

Let us know here if you have any questions.

Python 3.15 is planned to be included in Fedora 45.
To make that update smoother, we're building Fedora packages with all pre-releases of Python 3.15.
A build failure prevents us from testing all dependent packages (transitive [Build]Requires),
so if this package is required a lot, it's important for us to get it fixed soon.

We'd appreciate help from the people who know this package best,
but if you don't want to work on this now, let us know so we can try to work around it on our side.

Comment 1 Karolina Surma 2026-06-06 18:20:46 UTC
*** Bug 2485740 has been marked as a duplicate of this bug. ***

Comment 2 Alex Muir 2026-06-10 00:31:43 UTC
Pylint now builds with only one error for me in mock with fedora-rawhide-python315-b1:

=================================== FAILURES ===================================
__________________ test_functional[unspecified_encoding_py38] __________________
[gw6] linux -- Python 3.15.0 /usr/bin/python3

self = <pylint.testutils.lint_module_test.LintModuleTest object at 0x7f7fc1344fa0>

    def runTest(self) -> None:
>       self._runTest()
E       AssertionError: Wrong message(s) raised for "unspecified_encoding_py38.py":
E       
E       Unexpected in testdata:
E         77: unspecified-encoding (times 1)
E       
E       Actual pylint output for this file:
E       OutputLine(symbol='unspecified-encoding', lineno=13, column=0, end_lineno=13, end_column=14, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=14, column=0, end_lineno=14, end_column=20, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=15, column=0, end_lineno=15, end_column=20, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=16, column=0, end_lineno=16, end_column=34, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=17, column=0, end_lineno=17, end_column=19, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=26, column=5, end_lineno=26, end_column=19, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=29, column=5, end_lineno=29, end_column=34, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=33, column=5, end_lineno=33, end_column=45, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=38, column=0, end_lineno=38, end_column=17, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=39, column=0, end_lineno=39, end_column=23, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=40, column=0, end_lineno=40, end_column=23, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=41, column=0, end_lineno=41, end_column=37, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=50, column=5, end_lineno=50, end_column=22, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=53, column=5, end_lineno=53, end_column=37, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=57, column=5, end_lineno=57, end_column=48, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=66, column=0, end_lineno=66, end_column=26, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=67, column=0, end_lineno=67, end_column=39, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=68, column=0, end_lineno=68, end_column=50, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=75, column=0, end_lineno=75, end_column=35, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=76, column=0, end_lineno=76, end_column=50, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=77, column=0, end_lineno=77, end_column=61, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=81, column=0, end_lineno=81, end_column=21, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=82, column=0, end_lineno=82, end_column=25, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=83, column=0, end_lineno=83, end_column=25, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=84, column=0, end_lineno=84, end_column=39, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=149, column=0, end_lineno=149, end_column=23, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=152, column=0, end_lineno=152, end_column=28, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=155, column=0, end_lineno=155, end_column=26, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=158, column=0, end_lineno=158, end_column=35, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='bad-open-mode', lineno=161, column=0, end_lineno=161, end_column=25, object='', msg='"None" is not a valid mode for open.', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=161, column=0, end_lineno=161, end_column=25, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='bad-open-mode', lineno=164, column=0, end_lineno=164, end_column=19, object='', msg='"2" is not a valid mode for open.', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=164, column=0, end_lineno=164, end_column=19, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='bad-open-mode', lineno=176, column=0, end_lineno=176, end_column=24, object='', msg='"5" is not a valid mode for open.', confidence='INFERENCE')
E       OutputLine(symbol='unspecified-encoding', lineno=176, column=0, end_lineno=176, end_column=24, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='bad-open-mode', lineno=177, column=0, end_lineno=177, end_column=27, object='', msg='"5" is not a valid mode for open.', confidence='INFERENCE')
E       OutputLine(symbol='unspecified-encoding', lineno=177, column=0, end_lineno=177, end_column=27, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=180, column=5, end_lineno=180, end_column=29, object='', msg='Using open without explicitly specifying an encoding', confidence='INFERENCE')
E       OutputLine(symbol='unspecified-encoding', lineno=183, column=0, end_lineno=183, end_column=29, object='', msg='Using open without explicitly specifying an encoding', confidence='INFERENCE')
E       OutputLine(symbol='unspecified-encoding', lineno=186, column=0, end_lineno=186, end_column=44, object='', msg='Using open without explicitly specifying an encoding', confidence='INFERENCE')
E       OutputLine(symbol='unspecified-encoding', lineno=193, column=0, end_lineno=193, end_column=34, object='', msg='Using open without explicitly specifying an encoding', confidence='INFERENCE')

../BUILDROOT/usr/lib/python3.15/site-packages/pylint/testutils/lint_module_test.py:145: AssertionError
=========================== short test summary info ============================
FAILED tests/test_functional.py::test_functional[unspecified_encoding_py38]
=========== 1 failed, 1989 passed, 257 skipped, 5 xfailed in 43.94s ============ 


However, when attempting to build again, it builds successfully.

Comment 3 Miro HronĨok 2026-06-10 07:43:18 UTC
Failure in Koji:

=================================== FAILURES ===================================
____________ TestImportsChecker.test_relative_beyond_top_level_two _____________
[gw0] linux -- Python 3.15.0 /usr/bin/python3
self = NamespacePath(['/builddir/build/BUILD/pylint-4.0.5-build/pylint-4.0.5/tests/regrtest_data/beyond_top_two/namespace_package/lower_level'])
>   ???
E   KeyError: 'namespace_package'
<frozen importlib._bootstrap_external>:1094: KeyError
The above exception was the direct cause of the following exception:
capsys = <_pytest.capture.CaptureFixture object at 0x7f6ce7eae7b0>
    @staticmethod
    def test_relative_beyond_top_level_two(capsys: CaptureFixture[str]) -> None:
>       Run(
            [
                f"{os.path.join(REGR_DATA, 'beyond_top_two')}",
                "-d all",
                "-e relative-beyond-top-level",
            ],
            exit=False,
        )
tests/checkers/unittest_imports.py:45: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/testutils/_run.py:41: in __init__
    super().__init__(args, reporter, exit)
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/run.py:239: in __init__
    linter.check(args)
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/pylinter.py:722: in check
    ast_per_fileitem = self._get_asts(fileitems, data, progress_reporter)
                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/pylinter.py:740: in _get_asts
    for fileitem in fileitems:
                    ^^^^^^^^^
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/pylinter.py:908: in _iterate_file_descrs
    for descr in self._expand_files(files_or_modules).values():
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/pylinter.py:919: in _expand_files
    result, errors = expand_modules(
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/expand_modules.py:171: in expand_modules
    modpath = _modpath_from_file(
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/expand_modules.py:22: in _modpath_from_file
    return modutils.modpath_from_file_with_callback(  # type: ignore[no-any-return]
/usr/lib/python3.15/site-packages/astroid/modutils.py:298: in modpath_from_file_with_callback
    if is_package_cb(pathname, modpath[:-1]):
       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/expand_modules.py:20: in _is_package_cb
    return modutils.check_modpath_has_init(inner_path, parts) or is_namespace
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
/usr/lib/python3.15/site-packages/astroid/modutils.py:229: in check_modpath_has_init
    old_namespace = util.is_namespace(".".join(modpath))
                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
/usr/lib/python3.15/site-packages/astroid/interpreter/_import/util.py:47: in is_namespace
    found_spec = _find_spec_from_path(
<frozen importlib.util>:54: in _find_spec_from_path
    ???
<frozen importlib._bootstrap>:1222: in _find_spec
    ???
<frozen importlib._bootstrap_external>:1279: in find_spec
    ???
<frozen importlib._bootstrap_external>:1077: in __init__
    ???
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
self = NamespacePath(['/builddir/build/BUILD/pylint-4.0.5-build/pylint-4.0.5/tests/regrtest_data/beyond_top_two/namespace_package/lower_level'])
>   ???
E   ModuleNotFoundError: 'namespace_package' must be imported before finding 'namespace_package.lower_level'.
<frozen importlib._bootstrap_external>:1096: ModuleNotFoundError
_________________________ test_class_diagrams[pep420] __________________________
[gw5] linux -- Python 3.15.0 /usr/bin/python3
testfile = FunctionalPyreverseTestfile(source=PosixPath('/builddir/build/BUILD/pylint-4.0.5-build/pylint-4.0.5/tests/pyreverse/fu...20/pep420.py'), options={'source_roots': ['../..'], 'output_formats': ['mmd', 'dot', 'puml'], 'command_line_args': []})
tmp_path = PosixPath('/tmp/pytest-of-mockbuild/pytest-0/popen-gw5/test_class_diagrams_pep420_0')
    @pytest.mark.parametrize(
        "testfile",
        CLASS_DIAGRAM_TESTS,
        ids=CLASS_DIAGRAM_TEST_IDS,
    )
    def test_class_diagrams(testfile: FunctionalPyreverseTestfile, tmp_path: Path) -> None:
        input_file = testfile.source
        input_path = os.path.dirname(input_file)
        if testfile.options["source_roots"]:
            source_roots = ",".join(
                [
                    os.path.realpath(
                        os.path.expanduser(os.path.join(input_path, source_root))
                    )
                    for source_root in testfile.options["source_roots"]
                ]
            )
        else:
            source_roots = ""
        for output_format in testfile.options["output_formats"]:
            args = ["-o", f"{output_format}", "-d", str(tmp_path)]
            if source_roots:
                args += ["--source-roots", source_roots]
            args.extend(testfile.options["command_line_args"])
            args += [str(input_file)]
            exit_code = Run(args).run()
            assert exit_code == 0
>           assert testfile.source.with_suffix(f".{output_format}").read_text(
                encoding="utf8"
            ) == (tmp_path / f"classes.{output_format}").read_text(encoding="utf8")
E           assert 'digraph "cla...solid"];\n}\n' == 'digraph "cla...solid"];\n}\n'
E             
E               digraph "classes" {
E               rankdir=BT
E               charset="utf-8"
E             - "/builddir/build/BUILD/pylint-4.0.5-build/pylint-4.0.5/tests/pyreverse/functional/class_diagrams/namespaces/pep420/pep420.py.PEP420" [color="black", fontcolor="black", label=<{PEP420|<br ALIGN="LEFT"/>|}>, shape="record", style="solid"];
E             + "namespaces.pep420.pep420.PEP420" [color="black", fontcolor="black", label=<{PEP420|<br ALIGN="LEFT"/>|}>, shape="record", style="solid"];
E               }
tests/pyreverse/test_pyreverse_functional.py:48: AssertionError
__________________ test_recursive_implicit_namespace_wrapper ___________________
[gw2] linux -- Python 3.15.0 /usr/bin/python3
self = NamespacePath(['/builddir/build/BUILD/pylint-4.0.5-build/pylint-4.0.5/tests/regrtest_data/pep420/wrapper/project/namespace/package'])
>   ???
E   KeyError: 'namespace'
<frozen importlib._bootstrap_external>:1094: KeyError
The above exception was the direct cause of the following exception:
    def test_recursive_implicit_namespace_wrapper() -> None:
>       run = Run(
            [
                "--recursive",
                "y",
                "--source-roots",
                join(REGRTEST_DATA_DIR, "pep420", "wrapper", "project"),
                join(REGRTEST_DATA_DIR, "pep420", "wrapper"),
            ],
            exit=False,
        )
tests/lint/unittest_lint.py:1169: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/testutils/_run.py:41: in __init__
    super().__init__(args, reporter, exit)
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/run.py:239: in __init__
    linter.check(args)
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/pylinter.py:722: in check
    ast_per_fileitem = self._get_asts(fileitems, data, progress_reporter)
                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/pylinter.py:740: in _get_asts
    for fileitem in fileitems:
                    ^^^^^^^^^
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/pylinter.py:908: in _iterate_file_descrs
    for descr in self._expand_files(files_or_modules).values():
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/pylinter.py:919: in _expand_files
    result, errors = expand_modules(
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/expand_modules.py:171: in expand_modules
    modpath = _modpath_from_file(
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/expand_modules.py:22: in _modpath_from_file
    return modutils.modpath_from_file_with_callback(  # type: ignore[no-any-return]
/usr/lib/python3.15/site-packages/astroid/modutils.py:298: in modpath_from_file_with_callback
    if is_package_cb(pathname, modpath[:-1]):
       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/lint/expand_modules.py:20: in _is_package_cb
    return modutils.check_modpath_has_init(inner_path, parts) or is_namespace
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
/usr/lib/python3.15/site-packages/astroid/modutils.py:229: in check_modpath_has_init
    old_namespace = util.is_namespace(".".join(modpath))
                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
/usr/lib/python3.15/site-packages/astroid/interpreter/_import/util.py:47: in is_namespace
    found_spec = _find_spec_from_path(
<frozen importlib.util>:54: in _find_spec_from_path
    ???
<frozen importlib._bootstrap>:1222: in _find_spec
    ???
<frozen importlib._bootstrap_external>:1279: in find_spec
    ???
<frozen importlib._bootstrap_external>:1077: in __init__
    ???
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
self = NamespacePath(['/builddir/build/BUILD/pylint-4.0.5-build/pylint-4.0.5/tests/regrtest_data/pep420/wrapper/project/namespace/package'])
>   ???
E   ModuleNotFoundError: 'namespace' must be imported before finding 'namespace.package'.
<frozen importlib._bootstrap_external>:1096: ModuleNotFoundError
=========================== short test summary info ============================
FAILED tests/checkers/unittest_imports.py::TestImportsChecker::test_relative_beyond_top_level_two
FAILED tests/pyreverse/test_pyreverse_functional.py::test_class_diagrams[pep420]
FAILED tests/lint/unittest_lint.py::test_recursive_implicit_namespace_wrapper




See the builds linked from https://src.fedoraproject.org/rpms/pylint/c/4d7565f9d757ba378bfa8a7551f7d58c1692c609?branch=rawhide

Comment 4 Fedora Fails To Install 2026-06-14 08:32:15 UTC
Hello,

Please note that this comment was generated automatically by https://forge.fedoraproject.org/releng/tooling/src/branch/main/release-process/bug-filing/follow-policy/follow_policy.py
If you feel that this output has mistakes, please open an issue at https://forge.fedoraproject.org/releng/tickets/issues

This package fails to install and maintainers are advised to take one of the following actions:

 - Fix this bug and close this bugzilla once the update makes it to the repository.
   (The same script that posted this comment will eventually close this bugzilla
   when the fixed package reaches the repository, so you don't have to worry about it.)

or

 - Move this bug to ASSIGNED if you plan on fixing this, but simply haven't done so yet.

or

 - Orphan the package if you no longer plan to maintain it.


If you do not take one of these actions, the process at https://docs.fedoraproject.org/en-US/fesco/Fails_to_build_from_source_Fails_to_install/#_package_removal_for_long_standing_ftbfs_and_fti_bugs will continue.
This package may be orphaned in 7+ weeks.
This is the first reminder (step 3) from the policy.

Don't hesitate to ask for help on https://lists.fedoraproject.org/archives/list/devel@lists.fedoraproject.org/ if you are unsure how to fix this bug.

Comment 5 Alex Muir 2026-06-15 23:29:56 UTC
From the most recent Koji build: https://koji.fedoraproject.org/koji/taskinfo?taskID=146550247

=================================== FAILURES ===================================
__________________ test_functional[unspecified_encoding_py38] __________________
[gw30] linux -- Python 3.15.0 /usr/bin/python3
self = <pylint.testutils.lint_module_test.LintModuleTest object at 0x7fecbc9456d0>
    def runTest(self) -> None:
>       self._runTest()
E       AssertionError: Wrong message(s) raised for "unspecified_encoding_py38.py":
E       
E       Expected in testdata:
E         77: unspecified-encoding (times 1)
E       
E       Actual pylint output for this file:
E       OutputLine(symbol='unspecified-encoding', lineno=13, column=0, end_lineno=13, end_column=14, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=14, column=0, end_lineno=14, end_column=20, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=15, column=0, end_lineno=15, end_column=20, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=16, column=0, end_lineno=16, end_column=34, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=17, column=0, end_lineno=17, end_column=19, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=26, column=5, end_lineno=26, end_column=19, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=29, column=5, end_lineno=29, end_column=34, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=33, column=5, end_lineno=33, end_column=45, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=38, column=0, end_lineno=38, end_column=17, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=39, column=0, end_lineno=39, end_column=23, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=40, column=0, end_lineno=40, end_column=23, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=41, column=0, end_lineno=41, end_column=37, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=50, column=5, end_lineno=50, end_column=22, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=53, column=5, end_lineno=53, end_column=37, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=57, column=5, end_lineno=57, end_column=48, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=66, column=0, end_lineno=66, end_column=26, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=67, column=0, end_lineno=67, end_column=39, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=68, column=0, end_lineno=68, end_column=50, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=75, column=0, end_lineno=75, end_column=35, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=76, column=0, end_lineno=76, end_column=50, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=81, column=0, end_lineno=81, end_column=21, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=82, column=0, end_lineno=82, end_column=25, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=83, column=0, end_lineno=83, end_column=25, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=84, column=0, end_lineno=84, end_column=39, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=149, column=0, end_lineno=149, end_column=23, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=152, column=0, end_lineno=152, end_column=28, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=155, column=0, end_lineno=155, end_column=26, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=158, column=0, end_lineno=158, end_column=35, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='bad-open-mode', lineno=161, column=0, end_lineno=161, end_column=25, object='', msg='"None" is not a valid mode for open.', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=161, column=0, end_lineno=161, end_column=25, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='bad-open-mode', lineno=164, column=0, end_lineno=164, end_column=19, object='', msg='"2" is not a valid mode for open.', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=164, column=0, end_lineno=164, end_column=19, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='bad-open-mode', lineno=176, column=0, end_lineno=176, end_column=24, object='', msg='"5" is not a valid mode for open.', confidence='INFERENCE')
E       OutputLine(symbol='unspecified-encoding', lineno=176, column=0, end_lineno=176, end_column=24, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='bad-open-mode', lineno=177, column=0, end_lineno=177, end_column=27, object='', msg='"5" is not a valid mode for open.', confidence='INFERENCE')
E       OutputLine(symbol='unspecified-encoding', lineno=177, column=0, end_lineno=177, end_column=27, object='', msg='Using open without explicitly specifying an encoding', confidence='HIGH')
E       OutputLine(symbol='unspecified-encoding', lineno=180, column=5, end_lineno=180, end_column=29, object='', msg='Using open without explicitly specifying an encoding', confidence='INFERENCE')
E       OutputLine(symbol='unspecified-encoding', lineno=183, column=0, end_lineno=183, end_column=29, object='', msg='Using open without explicitly specifying an encoding', confidence='INFERENCE')
E       OutputLine(symbol='unspecified-encoding', lineno=186, column=0, end_lineno=186, end_column=44, object='', msg='Using open without explicitly specifying an encoding', confidence='INFERENCE')
E       OutputLine(symbol='unspecified-encoding', lineno=193, column=0, end_lineno=193, end_column=34, object='', msg='Using open without explicitly specifying an encoding', confidence='INFERENCE')
../BUILDROOT/usr/lib/python3.15/site-packages/pylint/testutils/lint_module_test.py:145: AssertionError
=========================== short test summary info ============================
FAILED tests/test_functional.py::test_functional[unspecified_encoding_py38]
=========== 1 failed, 1989 passed, 257 skipped, 5 xfailed in 17.40s ============
error: Bad exit status from /var/tmp/rpm-tmp.EweucS (%check)
RPM build errors:
    Bad exit status from /var/tmp/rpm-tmp.EweucS (%check)
Child return code was: 1

Also, probably late with these but, possibly relevant:

https://github.com/pylint-dev/pylint/issues/10982
https://github.com/pylint-dev/pylint/pull/10800