code: def test_rounding(self):
      double_val = sc.pdtr([0.1, 1.1, 2.1], 1.0)
      int_val = sc.pdtr([0, 1, 2], 1.0)
      assert_array_equal(double_val, int_val)
  
file_path: scipy/scipy/special/tests/test_pdtr.py
imports: import numpy
  import scipy.special
  from numpy.testing import assert_almost_equal, assert_array_equal
label_desc: Use image node_id 3 for calling the TestPdtr obj's underlying member method code with example usage: obj.test_rounding() without return types