code: def test_kron_matrix(self):
      # Ticket #71
      x = np.matrix("[1 0; 1 0]")
      assert_equal(type(np.kron(x, x)), type(x))
  
imports: import numpy
  from numpy.testing import assert_, assert_equal, assert_raises
label_desc: Use image node_id 1 for calling the TestRegression obj's underlying member method code with example usage: obj.test_kron_matrix() without return types