code: def test_tuning_to_A4(tuning, bins_per_octave, A4):
      A4_out = librosa.tuning_to_A4(
          tuning=tuning, bins_per_octave=bins_per_octave
      )
      assert np.allclose(np.asarray(A4), A4_out)
  
imports: import os
  import sys
  import warnings
  import librosa
  import numpy
  import pytest
label_desc: Use image node_id 10 for calling a global function with example usage: test_tuning_to_A4(tuning, bins_per_octave, A4) without return types