class_docstr: SaveableObject implementation for QuantileAccumulator.
code: def restore(self, restored_tensors, unused_tensor_shapes):
      bucket_boundaries = restored_tensors
      with ops.control_dependencies([self._create_op]):
          return quantile_resource_deserialize(
              self.resource_handle, bucket_boundaries=bucket_boundaries
          )
  
imports: from tensorflow.python.framework import ops
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import gen_boosted_trees_ops
  from tensorflow.python.ops import resources
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_aggregate_stats
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_bucketize
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_calculate_best_feature_split
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_calculate_best_feature_split_v2
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_calculate_best_gains_per_feature
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_center_bias
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_create_quantile_stream_resource
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_example_debug_outputs
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_make_quantile_summaries
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_make_stats_summary
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_predict
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_quantile_stream_resource_add_summaries
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_quantile_stream_resource_deserialize
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_quantile_stream_resource_flush
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_quantile_stream_resource_get_bucket_boundaries
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_quantile_stream_resource_handle_op
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_sparse_aggregate_stats
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_sparse_calculate_best_feature_split
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_training_predict
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_update_ensemble
  from tensorflow.python.ops.gen_boosted_trees_ops import boosted_trees_update_ensemble_v2
  from tensorflow.python.ops.gen_boosted_trees_ops import is_boosted_trees_quantile_stream_resource_initialized
  from tensorflow.python.training import saver
label_desc: Use image node_id 2 for calling the QuantileAccumulatorSaveable obj's underlying member method code with example usage: obj.restore(restored_tensors, unused_tensor_shapes) and returns: quantile_resource_deserialize