code: async def rev_regs(self) -> list:
          
  
          LOGGER.debug('HolderProver.rev_regs >>>')
  
          for path_rr_id in Tails.links(self._dir_tails):
              await self._sync_revoc_for_proof(basename(path_rr_id))
  
          rv = [basename(f) for f in Tails.links(self._dir_tails)]
          LOGGER.debug('HolderProver.rev_regs <<< %s', rv)
          return rv
docs: Return list of revocation registry identifiers for which HolderProver has associated tails files.
          The operation creates associations for any (newly copied, via service wrapper API) tails files without.
  
          :return: list of revocation registry identifiers for which HolderProver has associated tails files