code: def test_handle_directory(self, patched_cache_folder):
      examples = gr.Examples("test/test_files/images", gr.Image())
      assert len(examples.processed_examples) == 2
      for row in examples.processed_examples:
          for output in row:
              assert (
                  client_utils.encode_file_to_base64(output["path"])
                  == media_data.BASE64_IMAGE
              )
  
imports: import asyncio
  import json
  import os
  import shutil
  import subprocess
  import tempfile
  import time
  from pathlib import Path
  from unittest.mock import patch
  import gradio_client
  import pytest
  from gradio_client import media_data
  from gradio_client import utils
  from pydub import AudioSegment
  from starlette.testclient import TestClient
  from tqdm import tqdm
  import gradio
  from gradio import utils
label_desc: Use image node_id 3 for calling the TestExamples obj's underlying member method code with example usage: obj.test_handle_directory(patched_cache_folder) without return types