code: def findGap(song):
      
      try:
          silence = pd.silence.detect_silence(song)
      except IOError:
          print("There isn't a song there!")
  
      maxlength = 0
  
      for pair in silence:
          length = pair[1] - pair[0]
          if length >= maxlength:
              maxlength = length
              gap = pair
  
      return gap
docs: Return the position of silence in a song