code: def test_X():
      """Test if innput data is of expected dimension and type."""
      assert isinstance(X, np.ndarray), "X should be a numpy array"
      assert (
          len(np.shape(X)) == 2
      ), "X should be a two-dimensional numpy array"
  
imports: import numpy
  from sklearn.utils.validation import check_random_state
  from sktime.transformations.series.hidalgo import Hidalgo
label_desc: Use image node_id 1 for calling a global function with example usage: test_X() without return types