code: def test_set_norm_with_int_array(self):
      a = cvec(512)
      with self.assertRaises(ValueError):
          a.norm = np.zeros(512 // 2 + 1, dtype="int")
  
imports: import numpy
  from numpy.testing import TestCase, assert_equal
  from aubio import cvec, fvec, float_type
label_desc: Use image node_id 4 for calling the aubio_cvec_wrong_norm_input obj's underlying member method code with example usage: obj.test_set_norm_with_int_array() without return types