class_docstr: Updater for kvstore.
code: def __init__(self, optimizer):
      self.optimizer = optimizer
      self.states = {}
      self.states_synced = {}
      self.aggregate_updates = optimizer.aggregate_num > 1
  
file_path: mxnet/python/mxnet/optimizer/updater.py
imports: from __future__ import absolute_import
  import pickle
  import numpy
  from ..base import py_str
  from ..ndarray import NDArray
  from ..profiler import scope
  from ..util import is_np_array
  from .utils import _as_classic
label_desc: Use image node_id 1 to create a new Updater object from inherited base classes: object with example: obj = Updater(optimizer)