code: def __init__(self, ema, oneminusema_correction=True):
      self.ema = ema
      self.ema_data = {}
      self._updates = 0
      self._oneminusema_correction = oneminusema_correction
  
imports: import hashlib
  import operator
  import sys
  from collections import Counter
  from collections import OrderedDict
  from datetime import datetime
  from numbers import Number
  import numpy
  import torch
label_desc: Use image node_id 1 to create a new MovingAverage object  with example: obj = MovingAverage(ema, oneminusema_correction)