code: def get_folder_latent(
      self,
      src_folder: str,
      *,
      batch_size: int,
      num_workers: int = 0,
      use_tqdm: bool = True,
  ) -> ImageFolderLatentResponse:
      pass
  
file_path: carefree-learn/cflearn/api/schema.py
imports: import numpy
  from abc import abstractmethod
  from typing import List
  from typing import NamedTuple
label_desc: Use image node_id 1 for calling the IImageExtractor obj's underlying member method code with example usage: obj.get_folder_latent(src_folder) without return types