class_docstr: Helper function for integration tests, which provides common
  functions to read the output of the executed config
class_docstr_tok: ["Helper","function","for","integration","tests",",","which","provides","common","functions","to","read","the","output","of","the","executed","config"]
code: def get_losses(self) -> List[float]:
      log_path = os.path.join(self.run_dir, "log.txt")
      return parse_losses_from_log_file(log_path)[1]
  
imports: import functools
  import logging
  import os
  import random
  import re
  import tempfile
  from concurrent.futures.thread import ThreadPoolExecutor
  from contextlib import contextmanager
  from dataclasses import dataclass
  from typing import Any, Callable, List, Tuple, Union
  import torch
  import torch.distributed
  import torch.multiprocessing
  from vissl.config.attr_dict import AttrDict
  from vissl.hooks import default_hook_generator
  from vissl.utils.distributed_launcher import launch_distributed
  from vissl.utils.hydra_config import initialize_hydra_config_module
  from vissl.utils.misc import is_augly_available
label_desc: Use image node_id 4 for calling the IntegrationTestLogs obj's underlying member method code with example usage: obj.get_losses() and returns: parse_losses_from_log_file