class_docstr: Logger for model metrics
class_docstr_tok: ["Logger","for","model","metrics"]
code: def __setitem__(self, key, value):
      self.data[key].append(value)
  
file_path: audio/examples/pipeline_wavernn/utils.py
imports: import logging
  import os
  import shutil
  from collections import defaultdict, deque
  import torch
label_desc: Use image node_id 2 for calling the MetricLogger obj's underlying member method code with example usage: obj.__setitem__(key, value) without return types