code: def __init__(self):
      super().__init__()
  
      try:
          import librosa
      except ModuleNotFoundError:
          raise ModuleNotFoundError(
              "Missed librosa library. Install import librosa by `pip install librosa`"
          )
  
file_path: nlpaug/nlpaug/model/audio/vtlp.py
imports: import numpy
  from nlpaug.model.audio import Audio
label_desc: Use image node_id 1 to create a new Vtlp object from inherited base classes: Audio with example: obj = Vtlp()