code: def __init__(self, *args: Any, **kwargs: Any) -> None:
      super().__init__(*args, **kwargs)
      self._models = dict()
  
imports: from abc import ABC, abstractmethod
  from copy import deepcopy
  from typing import Any, Dict, List, Tuple, Union
  import pandas
label_desc: Use image node_id 1 to create a new _TrainableUnivariateModel object from inherited base classes: _TrainableModel with example: obj = _TrainableUnivariateModel()