code: def cleanup_unused_files(output_path: str):
      """
      Cleanup the unused folders, as the data now exists in the VISSL compatible format.
      """
      file_to_delete = os.path.join(output_path, "oxbuild_images.tgz")
      cleanup_dir(file_to_delete)
  
file_path: vissl/extra_scripts/datasets/create_roxford_dataset.py
imports: import argparse
  import os
  from extra_scripts.datasets.create_rparis_dataset import create_revisited_oxford_paris_dataset
  from vissl.utils.download import download_and_extract_archive, download_url
  from vissl.utils.io import cleanup_dir
label_desc: Use image node_id 4 for calling a global function with example usage: cleanup_unused_files(output_path) without return types