class_docstr: Indicator for resetting the tree state after every a few number of queries.
  
  The indicator will maintain an internal counter as state.
class_docstr_tok: ["Indicator","for","resetting","the","tree","state","after","every","a","few","number","of","queries",".","The","indicator","will","maintain","an","internal","counter","as","state","."]
docstr: Returns initialized state of 0 for `PeriodicRoundRestartIndicator`.
docstr_tok: ["Returns","initialized","state","of","0","for","`","PeriodicRoundRestartIndicator","`","."]
code: def initialize(self):
      """Returns initialized state of 0 for `PeriodicRoundRestartIndicator`."""
      return tf.constant(0, tf.int32)
  
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 2 for calling the PeriodicRoundRestartIndicator obj's underlying member method code with example usage: obj.initialize() and returns: tf