/usr/lib/python3.12/site-packages/spyder/requirements.py:42: PythonQtWarning: Selected binding 'pyqt5' could not be found; falling back to 'pyside6'
  import qtpy
Traceback (most recent call last):
  File "/usr/lib/python-exec/python3.12/spyder", line 8, in <module>
    sys.exit(main())
             ^^^^^^
  File "/usr/lib/python3.12/site-packages/spyder/app/start.py", line 285, in main
    mainwindow.main(options, args)
  File "/usr/lib/python3.12/site-packages/spyder/app/mainwindow.py", line 1425, in main
    mainwindow = create_window(MainWindow, app, splash, options, args)
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/site-packages/spyder/app/utils.py", line 359, in create_window
    main.setup()
  File "/usr/lib/python3.12/site-packages/spyder/app/mainwindow.py", line 747, in setup
    PLUGIN_REGISTRY.register_plugin(self, PluginClass,
  File "/usr/lib/python3.12/site-packages/spyder/api/plugin_registration/registry.py", line 344, in register_plugin
    instance = self._instantiate_spyder5_plugin(
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/site-packages/spyder/api/plugin_registration/registry.py", line 186, in _instantiate_spyder5_plugin
    plugin_instance = PluginClass(main_window, configuration=CONF)
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/site-packages/spyder/api/plugins/new_api.py", line 332, in __init__
    self._container = container = self.CONTAINER_CLASS(
                                  ^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/site-packages/spyder/plugins/application/container.py", line 83, in __init__
    super().__init__(name, plugin, parent)
  File "/usr/lib/python3.12/site-packages/spyder/api/widgets/main_container.py", line 119, in __init__
    QWidget.__init__(self, parent)
  File "/usr/lib/python3.12/site-packages/spyder/api/widgets/mixins.py", line 683, in __init__
    super().__init__()
  File "/usr/lib/python3.12/site-packages/spyder/api/config/mixins.py", line 228, in __init__
    f'class attribute! Hint: {self} or its parent should define '
                             ^^^^^^
RuntimeError: '__init__' method of object's base class (ApplicationContainer) not called.