code: def transformed_name(key):
      return key + "_xf"
  
file_path: tfx/tfx/examples/penguin/penguin_utils_base.py
imports: from typing import List
  from absl import logging
  import tensorflow
  import tensorflow_transform
  from tfx import v1
  from tfx_bsl.public import tfxio
label_desc: Use image node_id 1 for calling a global function with example usage: transformed_name(key) and returns: unknown