code: def test_A4_to_tuning(A4, bins_per_octave, tuning):
      tuning_out = librosa.A4_to_tuning(
          A4=A4, bins_per_octave=bins_per_octave
      )
      assert np.allclose(np.asarray(tuning), tuning_out)
  
imports: import os
  import sys
  import warnings
  import librosa
  import numpy
  import pytest
label_desc: Use image node_id 9 for calling a global function with example usage: test_A4_to_tuning(A4, bins_per_octave, tuning) without return types