def write_tsv(self, path):
with open(path, '<STR_LIT:wb>') as ofh:<EOL><INDENT>writer = csv.writer(<EOL>ofh, dialect='<STR_LIT>',<EOL>quoting=csv.QUOTE_NONE, lineterminator=os.linesep<EOL>)<EOL>for gs in self._gene_sets.values():<EOL><INDENT>writer.writerow(gs.to_list())<EOL><DEDENT><DEDENT>
Write the database to a tab-delimited text file.

        Parameters
        ----------
        path: str
            The path name of the file.

        Returns
        -------
        None