code: def __len__(self) -> int:
      return len(self.records)
  
file_path: wandb/tests/pytest_tests/unit_tests/conftest.py
imports: from queue import Queue
  from typing import Callable, Dict, Generator, List
  import pytest
label_desc: Use image node_id 2 for calling the RecordsUtil obj's underlying member method code with example usage: obj.__len__() and returns: len