code: def move_unzipped_files_up(dpath: str):
      unzipped_path = os.path.join(dpath, UNZIPPED_PARENT_DIR)
      for f in os.listdir(unzipped_path):
          shutil.move(os.path.join(unzipped_path, f), dpath)
      shutil.rmtree(unzipped_path)
  
file_path: ParlAI/parlai/tasks/cmu_dog/build.py
imports: import json
  import os
  import random
  import shutil
  from tqdm import tqdm
  import parlai.core.build_data
  from parlai.core.build_data import DownloadableFile
  from parlai.utils.io import PathManager
  from parlai.utils.logging import logger
label_desc: Use image node_id 2 for calling a global function with example usage: move_unzipped_files_up(dpath) without return types