code: def warmup_file_path(saved_model_path: str) -> str:
      """Returns SavedModel Warmup file path.
  
      See https://www.tensorflow.org/tfx/serving/saved_model_warmup.
      This is a lexical operation, and does not guarantee the path is valid.
  
      Args:
        saved_model_path: A POSIX path to the TensorFlow SavedModel.
  
      Returns:
        A POSIX path to the SavedModel Warmup file.
      """
      return os.path.join(
          saved_model_path, "assets.extra", "tf_serving_warmup_requests"
      )
  
file_path: tfx/tfx/utils/path_utils.py
imports: import os
  import absl
  from tfx.dsl.io import fileio
  from tfx.types import artifact
  from tfx.types import artifact_utils
  from tfx.types import standard_artifacts
  from tfx.utils import io_utils
  from tfx.utils import path_constants
label_desc: Use image node_id 8 for calling a global function with example usage: warmup_file_path(saved_model_path) and returns: os