code: def test_yn(self, xp, scp, dtype, order_dtype):
      import scipy.special  # NOQA
  
      n = xp.arange(0, 10, dtype=order_dtype)
      a = xp.linspace(-10, 10, 100, dtype=dtype)
      return scp.special.yn(n[:, xp.newaxis], a[xp.newaxis, :])
  
imports: import unittest
  import cupy
  from cupy import testing
  import cupyx.scipy.special
label_desc: Use image node_id 14 for calling the TestSpecial obj's underlying member method code with example usage: obj.test_yn(xp, scp, dtype, order_dtype) and returns: scp