code: def test_wavelet_lengths_badfreqsorder():
      librosa.filters.wavelet_lengths(freqs=2 ** np.arange(3)[::-1])
  
imports: import os
  from contextlib import nullcontext
  import warnings
  import glob
  import numpy
  import scipy.io
  import scipy.signal
  from typing import Any, ContextManager
  import pytest
  import librosa
label_desc: Use image node_id 19 for calling a global function with example usage: test_wavelet_lengths_badfreqsorder() without return types