code: def cloud_specific_env_vars_for_user_jobs(self) -> List[str]:
      raise NotImplementedError
  
file_path: hail/batch/batch/worker/worker_api.py
imports: import abc
  from typing import Dict, List, TypedDict
  from hailtop import httpx
  from hailtop.utils import CalledProcessError, sleep_before_try
  from ..instance_config import InstanceConfig
  from .disk import CloudDisk
label_desc: Use image node_id 1 for calling the CloudWorkerAPI obj's underlying member method code with example usage: obj.cloud_specific_env_vars_for_user_jobs() without return types