class_docstr: Status info for :meth:`Downloader.download_all()`.
  
  Evaluates to True if status is :obj:`DOWNLOADED`.
code: def __bool__(self):
      return self == DownloadStatus.DOWNLOADED
  
imports: import concurrent.futures
  import enum
  import itertools
  import shutil
  import threading
  import time
  import traceback
  from collections import namedtuple
  from concurrent.futures import ThreadPoolExecutor
  from contextlib import closing
  from pathlib import Path
  from typing import Any, Dict
  from xml.etree import ElementTree
  from sentinelsat.exceptions import InvalidChecksumError, LTAError, LTATriggered, SentinelAPIError, ServerError, UnauthorizedError
label_desc: Use image node_id 1 for calling the DownloadStatus obj's underlying member method code with example usage: obj.__bool__() and returns: unknown