class_docstr: Tests initialization and instance methods of the ``Dataset`` class.
docstr: Test that dataset identifiers can be set.
docstr_tok: ["Test","that","dataset","identifiers","can","be","set","."]
code: def test_identifiers_base(self, identifiers, expect):
      """Test that dataset identifiers can be set."""
      ds = Dataset(x="1", y="2", identifiers=identifiers)
  
      assert ds.identifiers == expect
  
imports: from numbers import Number
  from pathlib import Path
  from typing import ClassVar, Dict
  import numpy
  import pytest
  from pennylane.data import AttributeInfo, Dataset, DatasetJSON, DatasetNotWriteableError, DatasetScalar, attribute, field
  from pennylane.data.base.dataset import UNSET, _init_arg
  from pennylane.data.base.hdf5 import open_group
label_desc: Use image node_id 16 for calling the TestDataset obj's underlying member method code with example usage: obj.test_identifiers_base(identifiers, expect) without return types