class_docstr: A wrapper around the output of the tf.Transform.
docstr: Returns the path to the post-transform datum statistics.
  
  Note: post_transform_statistics is not guaranteed to exist in the output of
  tf.transform and hence using this could fail, if post_transform statistics
  is not present in TFTransformOutput.
docstr_tok: ["Returns","the","path","to","the","post-transform","datum","statistics",".","Note",":","post_transform_statistics","is","not","guaranteed","to","exist","in","the","output","of","tf.transform","and","hence","using","this","could","fail",",","if","post_transform","statistics","is","not","present","in","TFTransformOutput","."]
code: def post_transform_statistics_path(self) -> str:
      """Returns the path to the post-transform datum statistics.
  
      Note: post_transform_statistics is not guaranteed to exist in the output of
      tf.transform and hence using this could fail, if post_transform statistics
      is not present in TFTransformOutput.
      """
      return os.path.join(
          self._transform_output_dir,
          self.POST_TRANSFORM_FEATURE_STATS_PATH,
      )
  
imports: import json
  import os
  from typing import Any, Dict, List, Mapping, Optional
  import numpy
  import tensorflow
  from tensorflow_transform import common
  from tensorflow_transform import common_types
  from tensorflow_transform import graph_tools
  from tensorflow_transform.analyzers import sanitized_vocab_filename
  from tensorflow_transform.keras_lib import tf_keras
  from tensorflow_transform.saved import saved_transform_io
  from tensorflow_transform.saved import saved_transform_io_v2
  from tensorflow_transform.tf_metadata import dataset_metadata
  from tensorflow_transform.tf_metadata import metadata_io
  from tensorflow_transform.tf_metadata import schema_utils
  from tensorflow.python.framework import ops
  from tensorflow.tools.docs import doc_controls
  from tensorflow_metadata.proto.v0 import schema_pb2
label_desc: Use image node_id 21 for calling the TFTransformOutput obj's underlying member method code with example usage: obj.post_transform_statistics_path() and returns: os