code: def get(self):
      if self._bpk_file is None:
          _log.debug("loading %s", self.path)
          self._bpk_file = binpickle.BinPickleFile(
              self.path, direct=True
          )
          self._model = self._bpk_file.load()
      return self._model
  
file_path: lkpy/lenskit/sharing/binpickle.py
imports: import os
  import pathlib
  import tempfile
  import logging
  import gc
  import binpickle
  from .None import sharing_mode, PersistedModel
label_desc: Use image node_id 2 for calling the BPKPersisted obj's underlying member method code with example usage: obj.get() and returns: self