code: def close(self):
      self._file.close()
  
file_path: dgl/examples/pytorch/gcmc/utils.py
imports: import csv
  import re
  from collections import OrderedDict
  import numpy
  import torch
  import torch.nn
  import torch.optim
label_desc: Use image node_id 3 for calling the MetricLogger obj's underlying member method code with example usage: obj.close() without return types