code: def close(self):
      self.h5_file.close()
      if self.mode == "w" and self.archive:
          self.archive.writestr(self.root_path, self.io_file.getvalue())
      if self.io_file:
          self.io_file.close()
  
imports: import datetime
  import io
  import json
  import tempfile
  import warnings
  import zipfile
  import numpy
  from keras.backend.common import global_state
  from keras.layers.layer import Layer
  from keras.losses.loss import Loss
  from keras.metrics.metric import Metric
  from keras.optimizers.optimizer import Optimizer
  from keras.saving.serialization_lib import ObjectSharingScope
  from keras.saving.serialization_lib import deserialize_keras_object
  from keras.saving.serialization_lib import serialize_keras_object
  from keras.trainers.compile_utils import CompileMetrics
  from keras.utils import file_utils
  from keras.utils import naming
  from keras.version import __version__
label_desc: Use image node_id 4 for calling the H5IOStore obj's underlying member method code with example usage: obj.close() without return types