"test" extra can not be installed on Ubuntu Oracular

[offby1]

It works fine without the "test" extra:

not-workme@ubuntu:~$ cd /tmp
not-workme@ubuntu:/tmp$ cat /etc/os-release
PRETTY_NAME="Ubuntu 24.10"
NAME="Ubuntu"
VERSION_ID="24.10"
VERSION="24.10 (Oracular Oriole)"
VERSION_CODENAME=oracular
ID=ubuntu
ID_LIKE=debian
HOME_URL="https://www.ubuntu.com/"
SUPPORT_URL="https://help.ubuntu.com/"
BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/"
PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy"
UBUNTU_CODENAME=oracular
LOGO=ubuntu-logo
not-workme@ubuntu:/tmp$ python3 -m venv .venv
not-workme@ubuntu:/tmp$ ./.venv/bin/pip --version
pip 24.2 from /tmp/.venv/lib/python3.12/site-packages/pip (python 3.12)
not-workme@ubuntu:/tmp$
not-workme@ubuntu:/tmp$ ./.venv/bin/pip install python-lsp-server
Collecting python-lsp-server
  Downloading python_lsp_server-1.12.2-py3-none-any.whl.metadata (10 kB)
Collecting docstring-to-markdown (from python-lsp-server)
  Downloading docstring_to_markdown-0.15-py3-none-any.whl.metadata (2.0 kB)
Collecting jedi<0.20.0,>=0.17.2 (from python-lsp-server)
  Downloading jedi-0.19.2-py2.py3-none-any.whl.metadata (22 kB)
Collecting pluggy>=1.0.0 (from python-lsp-server)
  Downloading pluggy-1.5.0-py3-none-any.whl.metadata (4.8 kB)
Collecting python-lsp-jsonrpc<2.0.0,>=1.1.0 (from python-lsp-server)
  Downloading python_lsp_jsonrpc-1.1.2-py3-none-any.whl.metadata (1.5 kB)
Collecting ujson>=3.0.0 (from python-lsp-server)
  Downloading ujson-5.10.0-cp312-cp312-manylinux_2_17_aarch64.manylinux2014_aarch64.whl.metadata (9.3 kB)
Collecting parso<0.9.0,>=0.8.4 (from jedi<0.20.0,>=0.17.2->python-lsp-server)
  Downloading parso-0.8.4-py2.py3-none-any.whl.metadata (7.7 kB)
Downloading python_lsp_server-1.12.2-py3-none-any.whl (74 kB)
Downloading jedi-0.19.2-py2.py3-none-any.whl (1.6 MB)
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 1.6/1.6 MB 20.8 MB/s eta 0:00:00
Downloading pluggy-1.5.0-py3-none-any.whl (20 kB)
Downloading python_lsp_jsonrpc-1.1.2-py3-none-any.whl (8.8 kB)
Downloading ujson-5.10.0-cp312-cp312-manylinux_2_17_aarch64.manylinux2014_aarch64.whl (51 kB)
Downloading docstring_to_markdown-0.15-py3-none-any.whl (21 kB)
Downloading parso-0.8.4-py2.py3-none-any.whl (103 kB)
Installing collected packages: ujson, pluggy, parso, docstring-to-markdown, python-lsp-jsonrpc, jedi, python-lsp-server
Successfully installed docstring-to-markdown-0.15 jedi-0.19.2 parso-0.8.4 pluggy-1.5.0 python-lsp-jsonrpc-1.1.2 python-lsp-server-1.12.2 ujson-5.10.0

it fails with the "test" extra

not-workme@ubuntu:/tmp$ ./.venv/bin/pip install 'python-lsp-server[test]'
Requirement already satisfied: python-lsp-server[test] in ./.venv/lib/python3.12/site-packages (1.12.2)
Requirement already satisfied: docstring-to-markdown in ./.venv/lib/python3.12/site-packages (from python-lsp-server[test]) (0.15)
Requirement already satisfied: jedi<0.20.0,>=0.17.2 in ./.venv/lib/python3.12/site-packages (from python-lsp-server[test]) (0.19.2)
Requirement already satisfied: pluggy>=1.0.0 in ./.venv/lib/python3.12/site-packages (from python-lsp-server[test]) (1.5.0)
Requirement already satisfied: python-lsp-jsonrpc<2.0.0,>=1.1.0 in ./.venv/lib/python3.12/site-packages (from python-lsp-server[test]) (1.1.2)
Requirement already satisfied: ujson>=3.0.0 in ./.venv/lib/python3.12/site-packages (from python-lsp-server[test]) (5.10.0)
Collecting pylint<4,>=3.1 (from python-lsp-server[test])
  Downloading pylint-3.3.4-py3-none-any.whl.metadata (12 kB)
Collecting pytest (from python-lsp-server[test])
  Downloading pytest-8.3.4-py3-none-any.whl.metadata (7.5 kB)
Collecting pytest-cov (from python-lsp-server[test])
  Downloading pytest_cov-6.0.0-py3-none-any.whl.metadata (27 kB)
Collecting coverage (from python-lsp-server[test])
  Downloading coverage-7.6.12-cp312-cp312-manylinux_2_17_aarch64.manylinux2014_aarch64.whl.metadata (8.5 kB)
Collecting numpy (from python-lsp-server[test])
  Downloading numpy-2.2.3-cp312-cp312-manylinux_2_17_aarch64.manylinux2014_aarch64.whl.metadata (63 kB)
Collecting pandas (from python-lsp-server[test])
  Downloading pandas-2.2.3-cp312-cp312-manylinux2014_aarch64.manylinux_2_17_aarch64.whl.metadata (89 kB)
Collecting matplotlib (from python-lsp-server[test])
  Downloading matplotlib-3.10.0-cp312-cp312-manylinux_2_17_aarch64.manylinux2014_aarch64.whl.metadata (11 kB)
Collecting pyqt5 (from python-lsp-server[test])
  Downloading PyQt5-5.15.11.tar.gz (3.2 MB)
     ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 3.2/3.2 MB 31.9 MB/s eta 0:00:00
  Installing build dependencies ... done
  Getting requirements to build wheel ... done
  Preparing metadata (pyproject.toml) ... error
  error: subprocess-exited-with-error

  × Preparing metadata (pyproject.toml) did not run successfully.
  │ exit code: 1
  ╰─> [25 lines of output]
      Traceback (most recent call last):
        File "/tmp/.venv/lib/python3.12/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 353, in <module>
          main()
        File "/tmp/.venv/lib/python3.12/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 335, in main
          json_out['return_val'] = hook(**hook_input['kwargs'])
                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
        File "/tmp/.venv/lib/python3.12/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 152, in prepare_metadata_for_build_wheel
          whl_basename = backend.build_wheel(metadata_directory, config_settings)
                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
        File "/tmp/pip-build-env-89x50f30/overlay/lib/python3.12/site-packages/sipbuild/api.py", line 28, in build_wheel
          project = AbstractProject.bootstrap('wheel',
                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
        File "/tmp/pip-build-env-89x50f30/overlay/lib/python3.12/site-packages/sipbuild/abstract_project.py", line 74, in bootstrap
          project.setup(pyproject, tool, tool_description)
        File "/tmp/pip-build-env-89x50f30/overlay/lib/python3.12/site-packages/sipbuild/project.py", line 629, in setup
          self.apply_user_defaults(tool)
        File "/tmp/pip-install-4j70wb7c/pyqt5_9851379570584a0c9c7d5c2254ac256a/project.py", line 68, in apply_user_defaults
          super().apply_user_defaults(tool)
        File "/tmp/pip-build-env-89x50f30/overlay/lib/python3.12/site-packages/pyqtbuild/project.py", line 51, in apply_user_defaults
          super().apply_user_defaults(tool)
        File "/tmp/pip-build-env-89x50f30/overlay/lib/python3.12/site-packages/sipbuild/project.py", line 243, in apply_user_defaults
          self.builder.apply_user_defaults(tool)
        File "/tmp/pip-build-env-89x50f30/overlay/lib/python3.12/site-packages/pyqtbuild/builder.py", line 49, in apply_user_defaults
          raise PyProjectOptionException('qmake',
      sipbuild.pyproject.PyProjectOptionException
      [end of output]

  note: This error originates from a subprocess, and is likely not a problem with pip.
error: metadata-generation-failed

× Encountered error while generating package metadata.
╰─> See above for output.

note: This is an issue with the package mentioned above, not pip.
hint: See above for details.
not-workme@ubuntu:/tmp$