class_docstr: Utility transformer: Passes all specified columns through a given function.
class_docstr_tok: ["Utility","transformer",":","Passes","all","specified","columns","through","a","given","function","."]
code: def _get_version(self):
      return self._COLUMN_FUNCTION_TRANSFORMATION_VERSION
  
imports: from __future__ import print_function
  from __future__ import division
  from __future__ import absolute_import
  from .None import TransformerBase
  from .None import TransformerChain
  from .None import TransformToFlatDictionary
  from turicreate.toolkits._model import PythonProxy
  from turicreate.toolkits._model import ExposeAttributesFromProxy
  from turicreate.toolkits._internal_utils import _toolkit_repr_print
  from turicreate.toolkits._internal_utils import _precomputed_field
  from turicreate.toolkits._internal_utils import _raise_error_if_not_sframe
  from turicreate.util import _raise_error_if_not_of_type
  from turicreate.toolkits._internal_utils import _check_categorical_option_type
  from .None import _internal_utils
  from array import array
  import textwrap
  from turicreate import SFrame
  import turicreate
label_desc: Use image node_id 1 for calling the _ColumnFunctionTransformation obj's underlying member method code with example usage: obj._get_version() and returns: self