code: def done():
      logging.info("Done!")
  
      from kubric import (
          assets,
      )  # pylint: disable=import-outside-toplevel
  
      assets.ClosableResource.close_all()
      # -- report generated_images to hyperparameter tuner
      import hypertune  # pylint: disable=import-outside-toplevel
  
      hpt = hypertune.HyperTune()
      hpt.report_hyperparameter_tuning_metric(
          hyperparameter_metric_tag="answer", metric_value=42
      )
  
imports: from absl.flags import argparse_flags
  import collections
  import copy
  import logging
  import multiprocessing
  import multiprocessing.pool
  import pathlib
  import pprint
  import shutil
  import sys
  import tempfile
  from etils import epath
  import numpy
  from kubric import core
  from kubric import file_io
label_desc: Use image node_id 4 for calling a global function with example usage: done() without return types