text: import sys
  import numpy as np 
  
  
  FS=16000
  NBCHANNELS=2 # stereo
  # You can try with 120
  AUDIO_INTERRUPT_LENGTH = 192
  
  # MFCC Description
  sample_rate = 16000
  FFTSize = 1024
  AudioOverlap = 256
  numOfDctOutputs = 13
      
  freq_min = 64
  freq_high = sample_rate / 2
  numOfMelFilters = 20
  
  # NB MFCC Outputs to cover one second of signal with the window overlap
  nbMFCCOutputs = int(np.floor((sample_rate - FFTSize) / AudioOverlap))
  
  if nbMFCCOutputs%2 == 1:
      nbMFCCOutputs = nbMFCCOutputs + 1 
      
  