public PartitionSubstitutionModel parsePAUPBlock(BeautiOptions options,List<CharSet> charSets) throws ImportException, IOException {
  PartitionSubstitutionModel model=new PartitionSubstitutionModel(options,"nucs");
  readTopLevelBlock(options,model,charSets);
  return model;
}

public PartitionSubstitutionModel parsePAUPBlock ( BeautiOptions options , List < CharSet > charSets ) throws ImportException , IOException { PartitionSubstitutionModel model = new PartitionSubstitutionModel ( options , "nucs" ) ; readTopLevelBlock ( options , model , charSets ) ; return model ; }
parses a ' paup ' block .
