I took a quick look at some of the code. Is there any documentation for pyperl. How transparent are perl objects. Example, In python from perlmod import Perl I assume ctor is the constructor p = Perl.Bio.DB.Genbank.new dir(p) -> perl class object : YES p.a_method() -> error : ? Chris Fenton Dept. Mol Biotechnology Univ. Tromso Norway