text: from handlers.test_and_survey.audio_acr_test import AcrTestHandler, AcrSurveyHandler
  
  
  class ImageAbHandler(AcrTestHandler):
      async def prepare(self):
          self.user_id = await self.auth_current_user()
          self.taskCollectionName = 'imageAbTasks'
          self.surveyCollectionName = 'imageAbSurveys'
  
  
  class ImageAbSurveyHandler(AcrSurveyHandler):
      def prepare(self):
          self.taskCollectionName = 'imageAbTasks'
          self.surveyCollectionName = 'imageAbSurveys'
  