code: def loads(self, data, *args, **kwargs):
      return pickle.loads(data, *args, **kwargs)
  
file_path: BigDL/python/ppml/src/bigdl/ppml/utils/safepickle.py
imports: import pickle
  import hmac
  import hashlib
  from bigdl.ppml.utils.log4Error import invalidInputError
label_desc: Use image node_id 4 for calling the SafePickle obj's underlying member method code with example usage: obj.loads(data) and returns: pickle