code: def download_kinetics400(args):
      print("Start downloading Kinetics400 annotation files.")
      download_kinetics400_anno(args)
      print("Download complete.")
  
      download_kinetics400_videos(args)
  
imports: import argparse
  import sys
  import os
  import os.path
  import glob
  import fnmatch
  import random
  import zipfile
  from pipes import quote
  from multiprocessing import Pool, current_process
  import csv
label_desc: Use image node_id 11 for calling a global function with example usage: download_kinetics400(args) without return types