code: def __init__(self, log, token=None, progress=None):
      self._log = log
      self._progress = progress
  
imports: import boto3
  import csv
  import json
  import os
  import urllib.parse
  import urllib.request
  import shutil
  import tarfile
  import tempfile
  import threading
  import tqdm
label_desc: Use image node_id 4 to create a new Uploader object  with example: obj = Uploader(log, token, progress)