old_contents: # -*- coding: utf-8 -*-
  
  """
      Permit to import everything from survey.models without knowing the details.
  """
  
  import sys
  
  from .answer import Answer
  from .category import Category
  from .question import Question
  from .response import Response
  from .survey import Survey
  
  __all__ = ["Category", "Answer", "Category", "Response", "Survey", "Question"]
  
new_contents: # -*- coding: utf-8 -*-
  
  """
  Permit to import everything from survey.models without knowing the details.
  """
  
  from .answer import Answer
  from .category import Category
  from .question import Question
  from .response import Response
  from .survey import Survey
  
  __all__ = ["Category", "Answer", "Category", "Response", "Survey", "Question"]
  
subject: Fix F401 'sys' imported but unused