code: def __init__(self):
      self._jobs = {}
      self._keys = {}
      self.load_all()
  
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 1 to create a new JobCollection object  with example: obj = JobCollection()