def METHOD_NAME(diagnostic_settings_name: Optional[pulumi.Input[str]] = None,
                                         resource_group_name: Optional[pulumi.Input[str]] = None,
                                         opts: Optional[pulumi.InvokeOptions] = None) -> pulumi.Output[GetGuestDiagnosticsSettingResult]:
    """
    Gets guest diagnostics settings.
    Azure REST API version: 2018-06-01-preview.
    :param str diagnostic_settings_name: The name of the diagnostic setting.
    :param str resource_group_name: The name of the resource group. The name is case insensitive.
    """
    ...