Tests fail on Python 3.12

[jaraco]

Attempting to run the tests on Python 3.12, they fail to start with DeprecationWarning.

.pkg: _optional_hooks> python '/Users/jaraco/Library/Application Support/pipx/venvs/tox/lib/python3.12/site-packages/pyproject_api/_backend.py' True setuptools.build_meta
.pkg: get_requires_for_build_editable> python '/Users/jaraco/Library/Application Support/pipx/venvs/tox/lib/python3.12/site-packages/pyproject_api/_backend.py' True setuptools.build_meta
.pkg: build_editable> python '/Users/jaraco/Library/Application Support/pipx/venvs/tox/lib/python3.12/site-packages/pyproject_api/_backend.py' True setuptools.build_meta
py: install_package> .tox/py/bin/python -bb -E -s /Users/jaraco/code/cherrypy/cheroot/bin/pip-wrapper py /Users/jaraco/code/cherrypy/cheroot/requirements/ install --force-reinstall --no-deps /Users/jaraco/code/cherrypy/cheroot/.tox/.tmp/package/13/cheroot-11.0.0b1.dev28+g3cd212f9-0.editable-py3-none-any.whl
py: commands_pre[0]> .tox/py/bin/python -bb -E -s -m OpenSSL.debug
pyOpenSSL: 24.1.0
cryptography: 42.0.5
cffi: 1.16.0
cryptography's compiled against OpenSSL: OpenSSL 3.2.1 30 Jan 2024
cryptography's linked OpenSSL: OpenSSL 3.2.1 30 Jan 2024
Python's OpenSSL: OpenSSL 3.2.1 30 Jan 2024
Python executable: /Users/jaraco/code/cherrypy/cheroot/.tox/py/bin/python
Python version: 3.12.2 (main, Feb  6 2024, 20:19:44) [Clang 15.0.0 (clang-1500.1.0.2.5)]
Platform: darwin
sys.path: ['/Users/jaraco/code/cherrypy/cheroot', '/opt/homebrew/Cellar/[email protected]/3.12.2_1/Frameworks/Python.framework/Versions/3.12/lib/python312.zip', '/opt/homebrew/Cellar/[email protected]/3.12.2_1/Frameworks/Python.framework/Versions/3.12/lib/python3.12', '/opt/homebrew/Cellar/[email protected]/3.12.2_1/Frameworks/Python.framework/Versions/3.12/lib/python3.12/lib-dynload', '/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages']
py: commands[0]> .tox/py/bin/python -bb -E -s -m pytest
/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/_pytest/config/__init__.py:324: PluggyTeardownRaisedWarning: A plugin raised an exception during an old-style hookwrapper teardown.
Plugin: helpconfig, Hook: pytest_cmdline_parse
DeprecationWarning: ast.Str is deprecated and will be removed in Python 3.14; use ast.Constant instead
For more information see https://pluggy.readthedocs.io/en/stable/api_reference.html#pluggy.PluggyTeardownRaisedWarning
  config = pluginmanager.hook.pytest_cmdline_parse(
Traceback (most recent call last):
  File "<frozen runpy>", line 198, in _run_module_as_main
  File "<frozen runpy>", line 88, in _run_code
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/pytest/__main__.py", line 5, in <module>
    raise SystemExit(pytest.console_main())
                     ^^^^^^^^^^^^^^^^^^^^^
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/_pytest/config/__init__.py", line 187, in console_main
    code = main()
           ^^^^^^
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/_pytest/config/__init__.py", line 145, in main
    config = _prepareconfig(args, plugins)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/_pytest/config/__init__.py", line 324, in _prepareconfig
    config = pluginmanager.hook.pytest_cmdline_parse(
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/pluggy/_hooks.py", line 501, in __call__
    return self._hookexec(self.name, self._hookimpls.copy(), kwargs, firstresult)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/pluggy/_manager.py", line 119, in _hookexec
    return self._inner_hookexec(hook_name, methods, kwargs, firstresult)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/pluggy/_callers.py", line 155, in _multicall
    teardown[0].send(outcome)
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/_pytest/helpconfig.py", line 102, in pytest_cmdline_parse
    config: Config = outcome.get_result()
                     ^^^^^^^^^^^^^^^^^^^^
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/pluggy/_result.py", line 99, in get_result
    raise exc.with_traceback(exc.__traceback__)
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/pluggy/_callers.py", line 102, in _multicall
    res = hook_impl.function(*args)
          ^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/_pytest/config/__init__.py", line 1017, in pytest_cmdline_parse
    self.parse(args)
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/_pytest/config/__init__.py", line 1305, in parse
    self._preparse(args, addopts=addopts)
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/_pytest/config/__init__.py", line 1207, in _preparse
    self.hook.pytest_load_initial_conftests(
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/pluggy/_hooks.py", line 501, in __call__
    return self._hookexec(self.name, self._hookimpls.copy(), kwargs, firstresult)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/pluggy/_manager.py", line 119, in _hookexec
    return self._inner_hookexec(hook_name, methods, kwargs, firstresult)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/pluggy/_callers.py", line 181, in _multicall
    return outcome.get_result()
           ^^^^^^^^^^^^^^^^^^^^
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/pluggy/_result.py", line 99, in get_result
    raise exc.with_traceback(exc.__traceback__)
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/pluggy/_callers.py", line 102, in _multicall
    res = hook_impl.function(*args)
          ^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/pytest_cov/plugin.py", line 126, in pytest_load_initial_conftests
    plugin = CovPlugin(options, early_config.pluginmanager)
             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/pytest_cov/plugin.py", line 172, in __init__
    from . import engine
  File "<frozen importlib._bootstrap>", line 1360, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1331, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 935, in _load_unlocked
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/_pytest/assertion/rewrite.py", line 159, in exec_module
    source_stat, co = _rewrite_test(fn, self.config)
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/_pytest/assertion/rewrite.py", line 338, in _rewrite_test
    rewrite_asserts(tree, source, strfn, config)
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/_pytest/assertion/rewrite.py", line 399, in rewrite_asserts
    AssertionRewriter(module_path, config, source).run(mod)
  File "/Users/jaraco/code/cherrypy/cheroot/.tox/py/lib/python3.12/site-packages/_pytest/assertion/rewrite.py", line 670, in run
    and isinstance(item.value, ast.Str)
                               ^^^^^^^
  File "/opt/homebrew/Cellar/[email protected]/3.12.2_1/Frameworks/Python.framework/Versions/3.12/lib/python3.12/ast.py", line 1802, in __getattr__
    warnings._deprecated(
  File "/opt/homebrew/Cellar/[email protected]/3.12.2_1/Frameworks/Python.framework/Versions/3.12/lib/python3.12/warnings.py", line 530, in _deprecated
    warn(msg, DeprecationWarning, stacklevel=3)
DeprecationWarning: ast.Str is deprecated and will be removed in Python 3.14; use ast.Constant instead
py: exit 1 (0.15 seconds) /Users/jaraco/code/cherrypy/cheroot> .tox/py/bin/python -bb -E -s -m pytest pid=36137
  py: FAIL code 1 (1.11=setup[0.91]+cmd[0.05,0.15] seconds)
  evaluation failed :( (1.16 seconds)

[webknjaz]

FTR, yesterday the CI started running ARM64 macOS suddently: #696 (comment). I'll take care of it.