code: def try_import_munkres():
      """Try import munkres at runtime.
  
      Returns
      -------
      munkres module if found. Raise ImportError otherwise
      Munkres (Hungarian) algorithm for the Assignment Problem
  
      """
      msg = "munkres is required, you can install by `pip install munkres --user`. "
      return try_import("munkres", msg)
  
imports: import os
  import errno
  import contextlib
  from pathlib import Path
  import tarfile
  import zipfile
label_desc: Use image node_id 4 for calling a global function with example usage: try_import_munkres() and returns: try_import