code: def __init__(self):
      BaseStep.__init__(self)
      self.fitted_data = []
  
imports: import copy
  from typing import Any, Tuple
  import numpy
  import pytest
  from neuraxle.base import BaseStep
  from neuraxle.steps.column_transformer import ColumnTransformer
label_desc: Use image node_id 1 to create a new MultiplyBy2 object from inherited base classes: BaseStep with example: obj = MultiplyBy2()