code: def test_outside_of_domain(self):
      assert all(np.isnan(sc.ndtri([-1.5, 1.5])))
  
file_path: scipy/scipy/special/tests/test_ndtr.py
imports: import numpy
  from numpy.testing import assert_equal, assert_allclose
  import scipy.special
label_desc: Use image node_id 3 for calling the TestNdtri obj's underlying member method code with example usage: obj.test_outside_of_domain() without return types