class_docstr: Hasher: to initialize a md5 with salt.
code: def __init__(self, salt):
      self._md5 = hashlib.md5(_to_bytes(salt))
  
imports: import hashlib
  from typing import Union
  import numpy
label_desc: Use image node_id 1 to create a new Hasher object from inherited base classes: object with example: obj = Hasher(salt)