Even if, didn't enable `--launchable` option, this module was loaded.

[Konboi]

$ pytest --help
...
  File "/Users/yabuki-ryosuke/.asdf/installs/python/3.9.16/lib/python3.9/site-packages/pytest_launchable/launchable_test_context.py", line 242, in pytest_configure
    test_target = config.option.file_or_dir[0]
TypeError: 'NoneType' object is not subscriptable

full log

$ pytest --help
Traceback (most recent call last):
  File "/Users/yabuki-ryosuke/.asdf/installs/python/3.9.16/bin/pytest", line 8, in <module>
    sys.exit(console_main())
  File "/Users/yabuki-ryosuke/.asdf/installs/python/3.9.16/lib/python3.9/site-packages/_pytest/config/__init__.py", line 190, in console_main
    code = main()
  File "/Users/yabuki-ryosuke/.asdf/installs/python/3.9.16/lib/python3.9/site-packages/_pytest/config/__init__.py", line 167, in main
    ret: Union[ExitCode, int] = config.hook.pytest_cmdline_main(
  File "/Users/yabuki-ryosuke/.asdf/installs/python/3.9.16/lib/python3.9/site-packages/pluggy/_hooks.py", line 265, in __call__
    return self._hookexec(self.name, self.get_hookimpls(), kwargs, firstresult)
  File "/Users/yabuki-ryosuke/.asdf/installs/python/3.9.16/lib/python3.9/site-packages/pluggy/_manager.py", line 80, in _hookexec
    return self._inner_hookexec(hook_name, methods, kwargs, firstresult)
  File "/Users/yabuki-ryosuke/.asdf/installs/python/3.9.16/lib/python3.9/site-packages/pluggy/_callers.py", line 60, in _multicall
    return outcome.get_result()
  File "/Users/yabuki-ryosuke/.asdf/installs/python/3.9.16/lib/python3.9/site-packages/pluggy/_result.py", line 60, in get_result
    raise ex[1].with_traceback(ex[2])
  File "/Users/yabuki-ryosuke/.asdf/installs/python/3.9.16/lib/python3.9/site-packages/pluggy/_callers.py", line 39, in _multicall
    res = hook_impl.function(*args)
  File "/Users/yabuki-ryosuke/.asdf/installs/python/3.9.16/lib/python3.9/site-packages/_pytest/helpconfig.py", line 152, in pytest_cmdline_main
    config._do_configure()
  File "/Users/yabuki-ryosuke/.asdf/installs/python/3.9.16/lib/python3.9/site-packages/_pytest/config/__init__.py", line 1037, in _do_configure
    self.hook.pytest_configure.call_historic(kwargs=dict(config=self))
  File "/Users/yabuki-ryosuke/.asdf/installs/python/3.9.16/lib/python3.9/site-packages/pluggy/_hooks.py", line 277, in call_historic
    res = self._hookexec(self.name, self.get_hookimpls(), kwargs, False)
  File "/Users/yabuki-ryosuke/.asdf/installs/python/3.9.16/lib/python3.9/site-packages/pluggy/_manager.py", line 80, in _hookexec
    return self._inner_hookexec(hook_name, methods, kwargs, firstresult)
  File "/Users/yabuki-ryosuke/.asdf/installs/python/3.9.16/lib/python3.9/site-packages/pluggy/_callers.py", line 60, in _multicall
    return outcome.get_result()
  File "/Users/yabuki-ryosuke/.asdf/installs/python/3.9.16/lib/python3.9/site-packages/pluggy/_result.py", line 60, in get_result
    raise ex[1].with_traceback(ex[2])
  File "/Users/yabuki-ryosuke/.asdf/installs/python/3.9.16/lib/python3.9/site-packages/pluggy/_callers.py", line 39, in _multicall
    res = hook_impl.function(*args)
  File "/Users/yabuki-ryosuke/.asdf/installs/python/3.9.16/lib/python3.9/site-packages/pytest_launchable/launchable_test_context.py", line 242, in pytest_configure
    test_target = config.option.file_or_dir[0]
TypeError: 'NoneType' object is not subscriptable