code: def reset(self):
      self.val = 0
      self.avg = 0
      self.sum = 0
      self.count = 0
  
imports: import os
  from math import ceil
  import numpy
  import torch
  import torch.nn.functional
  from torch import nn
label_desc: Use image node_id 2 for calling the AverageMeter obj's underlying member method code with example usage: obj.reset() without return types