code: def test_empty_td64(self):
      shape = (3, 9)
      result = TimedeltaArray._empty(shape, dtype="m8[ns]")
      assert isinstance(result, TimedeltaArray)
      assert result.shape == shape
  
file_path: pandas/pandas/tests/arrays/test_ndarray_backed.py
imports: import numpy
  from pandas import CategoricalIndex, date_range
  from pandas.core.arrays import Categorical, DatetimeArray, NumpyExtensionArray, TimedeltaArray
label_desc: Use image node_id 4 for calling the TestEmpty obj's underlying member method code with example usage: obj.test_empty_td64() without return types