How to use the pylinac.log_analyzer.MachineLogs function in pylinac

def test_mixed_types(self):
        """test mixed directory (tlogs & dlogs)"""
        log_dir = osp.join(self._logs_dir, 'mixed_types')
        logs = MachineLogs(log_dir)
        self.assertEqual(logs.num_logs, 3)

def test_anonymize(self):
        logs = MachineLogs(self.logs_dir, recursive=False)
        files = logs.anonymize(inplace=False, suffix='_suffixed')
        self.assertIsInstance(files, list)
        # cleanup
        for pdir, sdir, files in os.walk(self.logs_dir):
            to_remove = [file for file in files if 'suffixed' in file]
            for file in to_remove:
                os.remove(osp.join(pdir, file))

def test_avg_gamma_pct(self):
        logs = MachineLogs(self.logs_dir, recursive=False)
        gamma = logs.avg_gamma_pct()
        self.assertAlmostEqual(gamma, 100, delta=0.01)

def test_num_logs(self):
        logs = MachineLogs(self.logs_dir, recursive=False)
        self.assertEqual(logs.num_logs, 3)
        self.assertEqual(logs.num_tlogs, 2)
        self.assertEqual(logs.num_dlogs, 1)

        logs = MachineLogs(self.mix_type_dir)
        self.assertEqual(logs.num_dlogs, 1)
        self.assertEqual(logs.num_tlogs, 2)

def test_loading(self):
        # test root level directory
        logs = MachineLogs(self.logs_dir, recursive=False)
        self.assertEqual(logs.num_logs, 3)
        # test recursive
        logs = MachineLogs(self.logs_dir)
        self.assertEqual(logs.num_logs, 3)
        # test using zip file
        zfile = osp.join(self._logs_dir, 'mixed_types.zip')
        logs = MachineLogs.from_zip(zfile)
        self.assertEqual(logs.num_logs, 3)

def test_empty_dir(self):
        empty_dir = osp.join(self._logs_dir, 'empty_dir')
        logs = MachineLogs(empty_dir)
        self.assertEqual(logs.num_logs, 0)
        with self.assertRaises(ValueError):
            logs.avg_gamma()

String pointing to a single log file or a directory that contains log files.
    exclude_beam_off : bool
        Whether to include snapshots where the beam was off.
    recursive : bool
        Whether to recursively search a directory. Irrelevant for single log files.

    Returns
    -------
    One of :class:`~pylinac.log_analyzer.Dynalog`, :class:`~pylinac.log_analyzer.TrajectoryLog`,
        :class:`~pylinac.log_analyzer.MachineLogs`.
    """
    if io.is_url(file_or_dir):
        file_or_dir = io.get_url(file_or_dir)
    if osp.isfile(file_or_dir):
        if io.is_zipfile(file_or_dir):
            return MachineLogs.from_zip(file_or_dir)
        if not is_log(file_or_dir):
            raise NotALogError("Not a valid log")
        elif is_tlog(file_or_dir):
            return TrajectoryLog(file_or_dir, exclude_beam_off)
        else:
            return Dynalog(file_or_dir, exclude_beam_off)
    elif osp.isdir(file_or_dir):
        return MachineLogs(file_or_dir, recursive)
    else:
        raise NotALogError(f"'{file_or_dir}' did not point to a valid file, directory, or ZIP archive")

One of :class:`~pylinac.log_analyzer.Dynalog`, :class:`~pylinac.log_analyzer.TrajectoryLog`,
        :class:`~pylinac.log_analyzer.MachineLogs`.
    """
    if io.is_url(file_or_dir):
        file_or_dir = io.get_url(file_or_dir)
    if osp.isfile(file_or_dir):
        if io.is_zipfile(file_or_dir):
            return MachineLogs.from_zip(file_or_dir)
        if not is_log(file_or_dir):
            raise NotALogError("Not a valid log")
        elif is_tlog(file_or_dir):
            return TrajectoryLog(file_or_dir, exclude_beam_off)
        else:
            return Dynalog(file_or_dir, exclude_beam_off)
    elif osp.isdir(file_or_dir):
        return MachineLogs(file_or_dir, recursive)
    else:
        raise NotALogError(f"'{file_or_dir}' did not point to a valid file, directory, or ZIP archive")