docs: def updateWritingTone(user, writingTone, maintainHistory):
      """
      updateWritingTone updates the user with the writing tones interpreted based
      on the specified thresholds
      @param: user a json object representing user information (tone) to be used
      in conversing with the Conversation Service
      @param: writingTone a json object containing the writing tones in the
      payload returned by the Tone Analyzer
      """
      currentWriting = []
      currentWritingObject = []
  
      # Process each writing tone and determine if it is high or low
      for tone in writingTone['tones']:
          if tone['score'] >= WRITING_HIGH_SCORE_THRESHOLD:
              currentWriting.append(tone['tone_name'].lower() + '_high')
              currentWritingObject.append({
                  'tone_name': tone['tone_name'].lower(),
                  'score': tone['score'],
                  'interpretation': 'likely high'
              })
          elif tone['score'] <= WRITING_NO_SCORE_THRESHOLD:
              currentWritingObject.append({
                  'tone_name': tone['tone_name'].lower(),
                  'score': tone['score'],
                  'interpretation': 'no evidence'
              })
          else:
              currentWritingObject.append({
                  'tone_name': tone['tone_name'].lower(),
                  'score': tone['score'],
                  'interpretation': 'likely medium'
              })
  
      # update user writing tone
      user['tone']['writing']['current'] = currentWriting
      if maintainHistory:
          if 'history' not in user['tone']['writing']:
              user['tone']['writing']['history'] = []
      user['tone']['writing']['history'].append(currentWritingObject)