code: def relpath(path):
      """
      Compute the path relative to the test directory.
      """
      path = path.rstrip(".py")
      path = os.path.relpath(path, start=BASE)
      if path.startswith("..") or path.startswith(os.path.sep):
          raise ValueError("path must include test directory")
      return path
  
file_path: yellowbrick/tests/images.py
imports: import os
  import glob
  import shutil
  import argparse
label_desc: Use image node_id 1 for calling a global function with example usage: relpath(path) and returns: path