code: def __init__(self, memory_bank, save_interval=10000):
      self.save_interval = save_interval
      self.memory_bank = memory_bank
  
imports: import logging
  import os
  import sys
  import time
  import horovod.mxnet
  import mxnet
  from mxboard import SummaryWriter
  from mxnet import nd
  from default import config
  from evaluation import verification
label_desc: Use image node_id 1 to create a new CallBackCenterSave object from inherited base classes: object with example: obj = CallBackCenterSave(memory_bank, save_interval)