def _check_for_duplicate_sequence_names(self, fasta_file_path):
found_sequence_names = set()<EOL>for record in SeqIO.parse(fasta_file_path, '<STR_LIT>'):<EOL><INDENT>name = record.name<EOL>if name in found_sequence_names:<EOL><INDENT>return name<EOL><DEDENT>found_sequence_names.add(name)<EOL><DEDENT>return False<EOL>
Test if the given fasta file contains sequences with duplicate
        sequence names.

        Parameters
        ----------
        fasta_file_path: string
            path to file that is to be checked

        Returns
        -------
        The name of the first duplicate sequence found, else False.