docs: def seqs_from_fastacmd(acc_list, blast_db,is_protein=True):
      """Get dict of description:seq from fastacmd."""
      fasta_cmd_res = fasta_cmd_get_seqs(acc_list, blast_db=blast_db, \
          is_protein=is_protein)
      recs = FastaCmdFinder(fasta_cmd_res['StdOut'])
      result = {}
      for rec in recs:
          try:
              result[rec[0][1:].strip()] = ''.join(map(strip, rec[1:]))
          except IndexError:  #maybe we didn't get a sequence?
              pass
      fasta_cmd_res.cleanUp()
      return result