anchor.diff:                              help=help_text)
   
       help_text = """
  +    Filename containing whitelist of metric names to not prune from the admin
  +    tenant.  Valid only with -a and -r.  Format of the file:
  +    [
  +      "metric_name_one",
  +      "metric_name_two",
  +      "metric_name_three"
  +    ]
  +    """
  +    parser.add_argument('-w', '--whitelist', required=False,
  +                        help=help_text)
  +
  +    help_text = """
       Start time of the pruning period.
       """
       date_group.add_argument('-s', '--start_time', required=False,
  
positive.code:     vsql("select purge();")
  
  
  def get_tenant_list():
      kc = get_keystone_client()
      return kc.tenants.list()
  
negative.code:        %s);
         COMMIT;
      """
  
      if args.limit:
  
  