code: def __exit__(self, *args):
      self.close()
  
imports: import os
  import subprocess
  import uuid
  import pickle
  import tempfile
  import re
  import six
  import time
  from studio import experiment_submitter, model, fs_tracker, logs
  from studio.util import rsync_cp, parse_verbosity
  from studio.experiment import create_experiment
label_desc: Use image node_id 3 for calling the CompletionService obj's underlying member method code with example usage: obj.__exit__() without return types