code: def search_log(
      log_file: str, search_condition: Optional[List[Callable]] = None
  ):
      """Searches a log file for a particular search conditions which can be list
      of functions and returns it back
  
      Args:
          log_file (str): Log file in which search needs to be performed
          search_condition (List[Callable], optional): Search conditions in form of list.
              Each corresponding to a function to test a condition. Defaults to None.
  
      Returns:
          JSONObject: Json representation of the search line
  
      Throws:
          AssertionError: If no log line is found meeting the conditions
      """
      if search_condition is None:
          search_condition = {}
  
      lines = []
  
      with open(log_file) as f:
          lines = f.readlines()
  
      filtered_line = None
      for line in lines:
          line = line.strip()
          if "progress" not in line:
              continue
          info_index = line.find(" : ")
          line = line[info_index + 3 :]
          res = json.loads(line)
  
          meets_condition = True
          for condition_fn in search_condition:
              meets_condition = meets_condition and condition_fn(res)
  
          if meets_condition:
              filtered_line = res
              break
  
      assert (
          filtered_line is not None
      ), "No match for search condition in log file"
      return filtered_line
  
imports: import argparse
  import contextlib
  import itertools
  import json
  import os
  import platform
  import random
  import socket
  import tempfile
  import unittest
  from dataclasses import dataclass
  from typing import Callable, Dict, List, Optional
  import torch
  from mmf.common.registry import registry
  from mmf.common.sample import Sample, SampleList
  from mmf.models.base_model import BaseModel
  from mmf.utils.general import get_current_device
  from omegaconf import OmegaConf
  from torch import Tensor
label_desc: Use image node_id 19 for calling a global function with example usage: search_log(log_file, search_condition) and returns: filtered_line