def _parse_ballot_lines(self, lines, f=None):
        ballot_count = 0
        for line in lines:
            ints = tuple(parse_integer_line(line))
            weight = ints[0]
            if weight <= 0:
                break
            ballot = weight, tuple(ints[1:-1])
            ballot_count += 1
            new_line = to_internal_ballot(ballot)
            f.write(new_line + "\n")
        return ballot_count
dataset/ETHPy150Open cjerdonek/open-rcv/openrcv/parsing.py/BLTParser._parse_ballot_lines/operator `==` -> `<=`