code: def load(f):
      return RestrictedUnpickler(f).load()
  
imports: import builtins
  import collections
  import inspect
  import io
  import logging
  import pickle
  import torch
label_desc: Use image node_id 1 for calling the safe_pickle obj's underlying member method code with example usage: obj.load(f) and returns: RestrictedUnpickler