code: def download_wikidump(timestamp):
      DATA_FOLDER = Path(join(DATASETS_FOLDER, "CP_Vietnamese-WIK"))
      # Download data
      print("Download data")
      file = f"https://dumps.wikimedia.org/viwiki/{timestamp}/viwiki-{timestamp}-pages-articles.xml.bz2"
      get_from_cache(file, cache_dir=DATA_FOLDER)
      # Extract data
      print("Extract data")
  
file_path: underthesea/datasets/CP_Vietnamese-WIK/scripts/load_data.py
imports: import bz2
  from os.path import join
  from pathlib import Path
  from WikiExtractor import extract, options
  from multiprocessing import cpu_count
  from underthesea.file_utils import DATASETS_FOLDER, get_from_cache
  from underthesea.utils import logger
label_desc: Use image node_id 1 for calling a global function with example usage: download_wikidump(timestamp) without return types