docs: def delete_configuration():
      """Delete a RAID configuration on this server.
  
      :returns: the current RAID configuration after deleting all
          the logical disks.
      """
      server = objects.Server()
  
      select_controllers = lambda x: not x.properties.get('HBA Mode Enabled',
                                                          False)
      _select_controllers_by(server, select_controllers, 'RAID enabled')
  
      for controller in server.controllers:
          # Trigger delete only if there is some RAID array, otherwise
          # hpssacli/ssacli will fail saying "no logical drives found.".
          if controller.raid_arrays:
              controller.delete_all_logical_drives()
      return get_configuration()