code: def build(self, config: DLConfig) -> None:
      if self.serialize_folder is not None:
          serialize_folder = os.path.join(
              self.serialize_folder, self.__identifier__
          )
          if self.try_load(serialize_folder):
              return
      self.from_scratch(config)
  
file_path: carefree-learn/cflearn/pipeline/blocks/utils.py
imports: import os
  from abc import abstractmethod
  from abc import ABCMeta
  from typing import OrderedDict
  from collections import OrderedDict
  from ..core import Block
  from ...schema import DLConfig
label_desc: Use image node_id 4 for calling the TryLoadBlock obj's underlying member method code with example usage: obj.build(config) without return types