class_docstr: Helper class for reading from and writing to the checkpoint state file
class_docstr_tok: ["Helper","class","for","reading","from","and","writing","to","the","checkpoint","state","file"]
code: def __init__(self, checkpoint_dir: str):
      self._checkpoint_state_path = os.path.join(
          checkpoint_dir, self.checkpoint_state_filename
      )
  
imports: import os
  import re
  from typing import List, Union, Tuple
label_desc: Use image node_id 1 to create a new CheckpointStateFile object from inherited base classes: object with example: obj = CheckpointStateFile(checkpoint_dir)