code: def dataset(self):
      return self._dataset
  
imports: import itertools
  import numpy
  from ...config import options
  from ...serialization.serializables import FieldTypes, StringField, TupleField
  from ..utils import normalize_shape, decide_chunk_sizes
  from ..core import TensorOrder
  from ..operands import TensorOperand, TensorOperandMixin
label_desc: Use image node_id 4 for calling the TensorFromHDF5Like obj's underlying member method code with example usage: obj.dataset() and returns: self