code: def to_dict(self) -> dict:
      raise NotImplementedError
  
file_path: hail/batch/batch/instance_config.py
imports: import abc
  from typing import Dict, List, Sequence
  from .cloud.resource_utils import cores_mcpu_to_memory_bytes
  from .driver.billing_manager import ProductVersions
  from .resources import QuantifiedResource, Resource
label_desc: Use image node_id 3 for calling the InstanceConfig obj's underlying member method code with example usage: obj.to_dict() without return types