class_docstr: A run of a training script.
class_docstr_tok: ["A","run","of","a","training","script","."]
docstr: Get the latest checkpoint in this experiment, or None
  if there are no checkpoints.
docstr_tok: ["Get","the","latest","checkpoint","in","this","experiment",",","or","None","if","there","are","no","checkpoints","."]
code: def latest(self) -> Optional[Checkpoint]:
      """
      Get the latest checkpoint in this experiment, or None
      if there are no checkpoints.
      """
      if self.checkpoints:
          return self.checkpoints[-1]
      return None
  
imports: import datetime
  import getpass
  import html
  import json
  import math
  import os
  import shlex
  import sys
  from typing import TYPE_CHECKING, Any, Callable, Dict, List, MutableSequence, Optional, Tuple
  from .None import console
  from .checkpoint import Checkpoint, CheckpointList, PrimaryMetric
  from .metadata import parse_rfc3339, rfc3339_datetime
  from .packages import get_imported_packages
  from .system import get_python_version
  from .validate import check_path
  from .version import version
label_desc: Use image node_id 10 for calling the Experiment obj's underlying member method code with example usage: obj.latest() and returns: None, self