def get_commit_message_from_tip(self):
        """Return string commit message from latest commit on branch."""
        hashes = self._get_commit_hashes()
        revision = phlgit_log.make_revision_from_hash(self._repo, hashes[-1])
        message = revision.subject + "\n"
        message += "\n"
        message += revision.message % "\n"
        return phlsys_textconvert.ensure_ascii(message)
dataset/ETHPy150Open bloomberg/phabricator-tools/py/abd/abdt_branch.py/Branch.get_commit_message_from_tip/operator `+` -> `%`