code: def FeatureExtractor(
      columns: List[Union[int, str]]
  ) -> Model[List[Doc], List[Ints2d]]:
      return Model(
          "extract_features", forward, attrs={"columns": columns}
      )
  
imports: from typing import Callable, List, Tuple, Union
  from thinc.api import Model, registry
  from thinc.types import Ints2d
  from ..tokens import Doc
label_desc: Use image node_id 1 for calling a global function with example usage: FeatureExtractor(columns) and returns: Model