code: def __init__(self):
      self.num_micro_batches = None
      self.current_global_batch_size = None
  
file_path: apex/apex/transformer/microbatches.py
imports: from abc import ABC
  from abc import abstractmethod
  from typing import Optional, List
  from apex.transformer.log_util import get_transformer_logger
label_desc: Use image node_id 1 to create a new NumMicroBatchesCalculator object from inherited base classes: ABC with example: obj = NumMicroBatchesCalculator()