code: def register(self, key, value, validator=None):
      if isinstance(validator, tuple):
          validator = any_validator(*validator)
      self[key] = value, validator
      if isinstance(value, Redirection):
          value.bind(self)
  
imports: import contextlib
  import functools
  import operator
  import os
  import warnings
  import threading
  from copy import deepcopy
  from typing import Union, Dict
label_desc: Use image node_id 5 for calling the AttributeDict obj's underlying member method code with example usage: obj.register(key, value, validator) without return types