code: def _clean_client(client):
      client.cleanup()
  
imports: import atexit
  import importlib
  import itertools
  import pickle
  import re
  import sys
  from .consts import OP_CALLFUNC, OP_GETVAL, OP_SETVAL
  from .client import Client
  from .override_decorators import LocalException
  from .utils import get_canonical_name
label_desc: Use image node_id 1 for calling a global function with example usage: _clean_client(client) without return types