docs: def guest_delete_disks(self, userid, disk_vdev_list):
          """Delete disks from an existing guest vm.
  
          :param userid: (str) the userid of the vm to be deleted
          :param disk_vdev_list: (list) the vdev list of disks to be deleted,
              for example: ['0101', '0102']
          """
          action = "delete disks '%s' from guest '%s'" % (str(disk_vdev_list),
                                                          userid)
          with zvmutils.log_and_reraise_sdkbase_error(action):
              self._vmops.delete_disks(userid, disk_vdev_list)