code: def filter_rep_set(inF, otuSet):
      
      seqs = []
      for record in SeqIO.parse(inF, "fasta"):
          if record.id in otuSet:
              seqs.append(record)
      return seqs
docs: Parse the rep set file and remove all sequences not associated with unique
      OTUs.
  
      :@type inF: file
      :@param inF: The representative sequence set
  
      :@rtype: list
      :@return: The set of sequences associated with unique OTUs