code: def test_A_weighting(min_db):
      # Check that 1KHz is around 0dB
      a_khz = librosa.A_weighting(1000.0, min_db=min_db)
      assert np.allclose(a_khz, 0, atol=1e-3)
  
      a_range = librosa.A_weighting(
          np.linspace(2e1, 2e4), min_db=min_db
      )
      # Check that the db cap works
      if min_db is not None:
          assert not np.any(a_range < min_db)
  
imports: import os
  import sys
  import warnings
  import librosa
  import numpy
  import pytest
label_desc: Use image node_id 25 for calling a global function with example usage: test_A_weighting(min_db) without return types