class_docstr: Base Data set class.
class_docstr_tok: ["Base","Data","set","class","."]
docstr: If download is ready.
docstr_tok: ["If","download","is","ready","."]
code: def _download_ready(self) -> bool:
      """If download is ready."""
      for data_file in self.download_files:
          full_data_file = os.path.join(self.data_dir, data_file)
          if not os.path.exists(full_data_file):
              logging.warning(f"Data: {full_data_file} do not exists!")
              return False
      return True
  
file_path: delta/delta/data/datasets/base_dataset.py
imports: import os
  from typing import List
  from absl import logging
  from delta import PACKAGE_ROOT_DIR
  from delta.utils.config import load_config
  from delta.utils.config import save_config
label_desc: Use image node_id 8 for calling the BaseDataSet obj's underlying member method code with example usage: obj._download_ready() and returns: True, False