code: def test_build_frame_manifest_from_nested_directory_sync(self):
      self.test_build_frame_manifest_from_nested_directory(
          multithreading=False
      )
  
file_path: pytorchvideo/tests/test_data_epic_kitchen_utils.py
imports: import os
  import tempfile
  import unittest
  import unittest.mock
  from pathlib import Path
  from pytorchvideo.data.dataset_manifest_utils import EncodedVideoInfo, VideoFrameInfo
  from pytorchvideo.data.epic_kitchen.utils import build_encoded_manifest_from_nested_directory, build_frame_manifest_from_flat_directory, build_frame_manifest_from_nested_directory
label_desc: Use image node_id 3 for calling the TestEpicKitchenUtils obj's underlying member method code with example usage: obj.test_build_frame_manifest_from_nested_directory_sync() without return types