def _add_verbosity_ini(parser: Parser, verbosity_type: str, help: str) -> None:
        """Add a output verbosity configuration option for the given output type.

        :param parser: Parser for command line arguments and ini-file values.
        :param verbosity_type: Fine-grained verbosity category.
        :param help: Description of the output this type controls.

        The value should be retrieved via a call to
        :py:func:`config.get_verbosity(type) <pytest.Config.get_verbosity>`.
        """
        parser.addini(
            Config._verbosity_ini_name(verbosity_type),
            help=help,
            type="string",
            default=Config._VERBOSITY_INI_DEFAULT,
        )
Add a output verbosity configuration option for the given output type.

        :param parser: Parser for command line arguments and ini-file values.
        :param verbosity_type: Fine-grained verbosity category.
        :param help: Description of the output this type controls.

        The value should be retrieved via a call to
        :py:func:`config.get_verbosity(type) <pytest.Config.get_verbosity>`.
        
src/_pytest/config/__init__.py