def get_last_tid(self):
        try:
            spec = {'tid': {'$gt': 0}}
            sort = [('tid', -1)]
            row = self.db.docs.find_one(spec, sort=sort)
        except Exception as e:
            raise DatabaseException(e)
        if row:
            return row['tid']
        return 0
def format_results(dest_dir, distros, day):
    subprocess.check_call(
        [
            "/snap/bin/autopkgtest-results-formatter",
            "--destination",
            dest_dir,
            "--distros",
            *distros,
            "--day",
            day,
        ]
    )