code: def test_fft_freq_execution(setup):
      t = fftfreq(10, 0.1, chunk_size=6)
  
      res = t.execute().fetch()
      np.testing.assert_allclose(res, np.fft.fftfreq(10, 0.1))
  
      t = fftfreq(11, 0.01, chunk_size=6)
  
      res = t.execute().fetch()
      np.testing.assert_allclose(res, np.fft.fftfreq(11, 0.01))
  
imports: import numpy
  from ....lib.mkl_interface import mkl_free_buffers
  from ...datasource import tensor
  from ..None import fft, ifft, fft2, ifft2, fftn, ifftn, rfft, irfft, rfft2, irfft2, rfftn, hfft, ihfft, fftfreq, rfftfreq, fftshift, ifftshift, irfftn
label_desc: Use image node_id 15 for calling a global function with example usage: test_fft_freq_execution(setup) without return types