class_docstr: Aubio MFCC analyzer
class_docstr_tok: ["Aubio","MFCC","analyzer"]
code: def unit():
      return ""
  
file_path: TimeSide/timeside/plugins/analyzer/externals/aubio_mfcc.py
imports: from __future__ import absolute_import
  from timeside.core import implements, interfacedoc
  from timeside.core.analyzer import Analyzer
  from timeside.core.api import IAnalyzer
  from timeside.core.preprocessors import downmix_to_mono, frames_adapter
  import numpy
  from aubio import mfcc, pvoc
label_desc: Use image node_id 6 for calling the AubioMfcc obj's underlying member method code with example usage: obj.unit() and returns: str