class_docstr: A result tracker which delegates to multiple different result trackers.
code: def end_run(self, success: bool = True) -> None:  # noqa: D102
      for tracker in self.trackers:
          tracker.end_run(success=success)
  
imports: import logging
  import re
  from collections import defaultdict
  from typing import Any, Iterable, List, Mapping, MutableMapping, Optional, Pattern, Union
  from tqdm.auto import tqdm
  from ..utils import flatten_dictionary
label_desc: Use image node_id 5 for calling the MultiResultTracker obj's underlying member method code with example usage: obj.end_run(success) without return types