code: def _get_seqs(list_idl):
      
      seqs = set()
      for idl in list_idl.loci2seq:
          # logger.debug("_get_seqs_: loci %s" % idl)
          [seqs.add(s) for s in list_idl.loci2seq[idl]]
      # logger.debug("_get_seqs_: %s" % len(seqs))
      return seqs
docs: get all sequences in a cluster knowing loci