docstr: Close the logger
docstr_tok: ["Close","the","logger"]
code: def close(self):
      """
      Close the logger
      """
      self._file_writer.close()
  
file_path: BigDL/python/orca/src/bigdl/orca/automl/search/tensorboardlogger.py
imports: from ray.tune.utils import flatten_dict
  import numpy
  import os
  import math
  from torch.utils.tensorboard import SummaryWriter
  from torch.utils.tensorboard.summary import hparams
  from bigdl.dllib.utils.log4Error import *
label_desc: Use image node_id 5 for calling the TensorboardLogger obj's underlying member method code with example usage: obj.close() without return types