code: def test_src_dir_path(relative_path):
      """Returns an absolute test srcdir path given a relative path.
  
      Args:
        relative_path: a path relative to tf_agents root. e.g.
          "environments/config".
  
      Returns:
        An absolute path to the linked in runfiles.
      """
      return os.path.join(FLAGS.test_srcdir, "tf_agents", relative_path)
  
file_path: agents/tf_agents/utils/test_utils.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import os
  from absl import flags
  import gin
  import numpy
  import tensorflow
label_desc: Use image node_id 2 for calling a global function with example usage: test_src_dir_path(relative_path) and returns: os