code: def make_folders(base_path, sets=("train", "valid", "test")):
      for s in sets:
          path = os.path.join(base_path, s)
          if not os.path.exists(path):
              os.mkdir(path)
  
file_path: ParlAI/parlai/tasks/narrative_qa/build.py
imports: import parlai.core.build_data
  import os
  import subprocess
  import shutil
  import csv
  import time
  from parlai.core.build_data import DownloadableFile
  from parlai.utils.io import PathManager
label_desc: Use image node_id 5 for calling a global function with example usage: make_folders(base_path, sets) without return types