Doesn't build in `python >= 3.12` due to `imp` dependency

[ppenguin]

============================= test session starts ==============================
platform linux -- Python 3.12.3, pytest-8.1.1, pluggy-1.4.0
rootdir: /build/source
configfile: setup.cfg
testpaths: tests
plugins: asyncio-0.23.6, aiohttp-1.0.5, requests-mock-1.12.1
asyncio: mode=Mode.STRICT
collected 13 items / 9 errors / 3 deselected / 10 selected

==================================== ERRORS ====================================
_____________________ ERROR collecting tests/test_base.py ______________________
ImportError while importing test module '/build/source/tests/test_base.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
/nix/store/73fmjgr5khqi62zmpjhjkmggyra0sxmq-python3-3.12.3/lib/python3.12/importlib/__init__.py:90: in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
tests/test_base.py:3: in <module>
    import imp
E   ModuleNotFoundError: No module named 'imp'
__________________ ERROR collecting tests/test_controller.py ___________________
ImportError while importing test module '/build/source/tests/test_controller.py'.
Hint: make sure your test modules/packages have valid Python names.
Traceback:
/nix/store/73fmjgr5khqi62zmpjhjkmggyra0sxmq-python3-3.12.3/lib/python3.12/importlib/__init__.py:90: in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
tests/test_controller.py:4: in <module>
    from tests.test_base import UnitTestBase
tests/test_base.py:3: in <module>
    import imp
E   ModuleNotFoundError: No module named 'imp'
...