code: def test_replaygain_album(self):
      original = load_signal(flac_file)
      signal = load_signal(rg_flac_file, replaygain_mode="album")
      # The FLAC file has an RG album gain of -8.12 (the other track is loud)
      self.assertAlmostEqual(
          signal.spl() - original.spl(), -8.12, places=3
      )
  
imports: from __future__ import absolute_import, division, print_function
  import io
  import unittest
  from os.path import join
  from madmom.io.audio import *
  from .None import AUDIO_PATH, DATA_PATH
label_desc: Use image node_id 12 for calling the TestLoadAudioFileFunction obj's underlying member method code with example usage: obj.test_replaygain_album() without return types