code: def total_files(self):
      return self.n_root_files + self.n_subdirs * self.n_subdir_files
  
imports: import os
  import signal
  import subprocess
  import tempfile
  import time
  import urllib.parse
  import uuid
  import warnings
  from dataclasses import dataclass
  from typing import Iterable, List, Optional
  import hypothesis.strategies
  import mlflow
  import psutil
  import pytest
  import requests
  from hypothesis.errors import NonInteractiveExampleWarning
  from mlflow.entities import Metric
  from mlflow.tracking import MlflowClient
  from packaging.version import Version
  from wandb.util import batched
label_desc: Use image node_id 2 for calling the MlflowLoggingConfig obj's underlying member method code with example usage: obj.total_files() and returns: unknown