code: def test_set_coeffs(self):
      f = filterbank(40, 512)
      r = np.random.random([40, int(512 / 2) + 1]).astype(float_type)
      f.set_coeffs(r)
      assert_equal(r, f.get_coeffs())
  
imports: import numpy
  from numpy.testing import TestCase, assert_equal, assert_almost_equal
  from aubio import cvec, filterbank, float_type
  from utils import array_from_text_file
label_desc: Use image node_id 2 for calling the aubio_filterbank_test_case obj's underlying member method code with example usage: obj.test_set_coeffs() without return types