code: def __getitem__(self, job_id: str) -> Job:
      if job_id not in self._jobs:
          self.load(job_id)
  
      return self._jobs[job_id]
  
imports: import io
  import sys
  from pathlib import Path
  from typing import Dict, Optional, List, Iterable
  import yaml
  from labml import logger
  from labml.logger import Text
  from labml_remote.configs import Configs
  from labml_remote.execute import UIMode
  from labml_remote.server import Server, SERVERS
label_desc: Use image node_id 3 for calling the JobCollection obj's underlying member method code with example usage: obj.__getitem__(job_id) and returns: self