code: def update(self, consumed_samples, consistency_check):
      pass
  
file_path: megatron-lm/megatron/microbatches.py
imports: from abc import ABC
  from abc import abstractmethod
label_desc: Use image node_id 4 for calling the NumMicroBatchesCalculator obj's underlying member method code with example usage: obj.update(consumed_samples, consistency_check) without return types