code: def __call__(self):
      self._iter = (self._iter + 1) % self.print_freq
      if not self.disable and not self._iter:
          print(self, flush=True)
  
file_path: audio/examples/pipeline_wav2letter/utils.py
imports: import json
  import logging
  import os
  import shutil
  from collections import defaultdict
  import torch
label_desc: Use image node_id 3 for calling the MetricLogger obj's underlying member method code with example usage: obj.__call__() without return types