code: def md5(__string: ReadableBuffer = b"") -> hashlib._Hash:
      """
      Safely allows calling the ``hashlib.md5`` function when ``usedforsecurity`` is disabled in configuration.
  
      :param __string: The data to hash. Default to empty str byte.
      :return: The hashed value.
      """
      if PY39:
          return hashlib.md5(__string, usedforsecurity=False)  # type: ignore
      return hashlib.md5(__string)
  
imports: from __future__ import annotations
  import hashlib
  from typing import TYPE_CHECKING
  from airflow import PY39
label_desc: Use image node_id 1 for calling a global function with example usage: md5(__string) and returns: hashlib, hashlib