code: def save_wav(self, wav, path):
      wav_norm = wav * (32767 / max(0.01, np.max(np.abs(wav))))
      scipy.io.wavfile.write(
          path, self.sample_rate, wav_norm.astype(np.int16)
      )
  
imports: import librosa
  import soundfile
  import numpy
  import scipy.io.wavfile
  import scipy.signal
  from TTS.tts.utils.data import StandardScaler
label_desc: Use image node_id 27 for calling the AudioProcessor obj's underlying member method code with example usage: obj.save_wav(wav, path) without return types