text: #coding: UTF-8
  from LAUG.aug.Speech_Recognition.ASR import wav2text
  from LAUG.aug.Speech_Recognition.TTS import text2wav
  from LAUG.aug.Speech_Recognition.multiwoz.span_detection import span_detect
  
  import os
  import time
  
  class Speech_Recognition:
      def __init__(self,dataset='multiwoz',temp_file='temp',tld='com'):
          
          self.wav2text = wav2text()
          self.temp_file = temp_file
          self.tld = tld
      def aug(self,text,span_info):
          ok=0
          while ok==0:
              try:
                  text2wav(text,tld=self.tld,filename=self.temp_file)
              except ValueError:
                  ok=0
                  print("gTTS error occur!")
              else:
                  ok=1
          new_text = self.wav2text.run(self.temp_file+".wav")
          new_span_info=[]
          for span in span_info:
              new_span_info.append(span_detect(text,new_text,span))
          return new_text,new_span_info
  
  if __name__=="__main__":
      text = "I want a train to Cambridge"
      span_info = [["Train-Inform","Dest","Cambridge",5,5]]
      SR = Speech_Recognition()
      new_text,new_span_info = SR.aug(text,span_info)
      print(new_text)
      print(new_span_info)
  