class_docstr: KeyHasher class for providing hash using md5
code: def __init__(self, hash_salt: str):
      self._split_md5 = insecure_hashlib.md5(_as_bytes(hash_salt))
  
file_path: datasets/src/datasets/keyhash.py
imports: from typing import Union
  from huggingface_hub.utils import insecure_hashlib
label_desc: Use image node_id 1 to create a new KeyHasher object  with example: obj = KeyHasher(hash_salt)