code: def _concatenate(
      input_dataset, dataset_to_concatenate, name
  ):  # pylint: disable=unused-private-name
      return _ConcatenateDataset(
          input_dataset, dataset_to_concatenate, name
      )
  
file_path: tensorflow/tensorflow/python/data/ops/concatenate_op.py
imports: from tensorflow.python.data.ops import dataset_ops
  from tensorflow.python.ops import gen_dataset_ops
  from tensorflow.python.util import nest
label_desc: Use image node_id 1 for calling a global function with example usage: _concatenate(input_dataset, dataset_to_concatenate, name) and returns: _ConcatenateDataset