code: def get_collection_moderators(collection):
      
      from invenio_access.engine import acc_get_authorized_emails
  
      res = list(
          acc_get_authorized_emails(
              'moderatecomments',
              collection=collection))
      if not res:
          return [CFG_WEBCOMMENT_DEFAULT_MODERATOR, ]
      return res
docs: Return the list of comment moderators for the given collection.