code: def __exit__(self, exc_type, exc_val, exc_tb):
      self.accountant._exit_scope()
      self._normalise_mechanism_weights()
  
imports: import abc
  import collections
  import logging
  import math
  from typing import Optional
  from dataclasses import dataclass
  import pipeline_dp.aggregate_params
  from pipeline_dp import input_validators
label_desc: Use image node_id 3 for calling the BudgetAccountantScope obj's underlying member method code with example usage: obj.__exit__(exc_type, exc_val, exc_tb) without return types