code: def complete_set_acls(self, cmd_param_text, full_cmd, *rest):
          
          possible_acl = [
              "digest:",
              "username_password:",
              "world:anyone:c",
              "world:anyone:cd",
              "world:anyone:cdr",
              "world:anyone:cdrw",
              "world:anyone:cdrwa",
          ]
          complete_acl = partial(complete_values, possible_acl)
          completers = [self._complete_path, complete_acl, complete_labeled_boolean("recursive")]
          return complete(completers, cmd_param_text, full_cmd, *rest)
docs: FIXME: complete inside a quoted param is broken