class_docstr: Abstract base class that expresses the interface for all models that can serialize data to a path.
code: def save(self, *args, **kwargs):
      pass
  
file_path: DeepPavlov/deeppavlov/core/models/serializable.py
imports: from abc import ABCMeta, abstractmethod
  from logging import getLogger
  from pathlib import Path
  from typing import Union, Optional
  from deeppavlov.core.commands.utils import expand_path
label_desc: Use image node_id 2 for calling the Serializable obj's underlying member method code with example usage: obj.save() without return types