class_docstr: Base class establishing interface for restarting the tree state.
  
  A `RestartIndicator` maintains a state, and each time `next` is called, a bool
  value is generated to indicate whether to restart, and the indicator state is
  advanced.
class_docstr_tok: ["Base","class","establishing","interface","for","restarting","the","tree","state",".","A","`","RestartIndicator","`","maintains","a","state",",","and","each","time","`","next","`","is","called",",","a","bool","value","is","generated","to","indicate","whether","to","restart",",","and","the","indicator","state","is","advanced","."]
docstr: Makes an initialized state for `RestartIndicator`.
  
  Returns:
    An initial state.
docstr_tok: ["Makes","an","initialized","state","for","`","RestartIndicator","`",".","Returns",":","An","initial","state","."]
code: def initialize(self):
      """Makes an initialized state for `RestartIndicator`.
  
      Returns:
        An initial state.
      """
      raise NotImplementedError
  
imports: import abc
  import collections
  from typing import Optional
  import tensorflow
  from tensorflow_privacy.privacy.dp_query import dp_query
label_desc: Use image node_id 1 for calling the RestartIndicator obj's underlying member method code with example usage: obj.initialize() without return types