code: def load(self, load_path: str):
      if not (load_path and PathManager.isfile(load_path)):
          raise ValueError(f"Invalid snapshot path: {load_path}")
      with PathManager.open(load_path, "rb") as checkpoint_f:
          state = torch.load(
              checkpoint_f, map_location=lambda storage, loc: storage
          )
      return state
  
imports: import abc
  from typing import List
  import torch
  from pytext.utils.file_io import PathManager
  from pytext.utils.usage import log_class_usage
label_desc: Use image node_id 5 for calling the CheckpointManager obj's underlying member method code with example usage: obj.load(load_path) and returns: state