old_contents: import unittest
  from app.shoppinglist import Shoppinglist
  
  
  class ThisPerson(unittest.TestCase):
      pass
  
  
  if __name__ == '__main__':
      unittest.main()
  
new_contents: import unittest
  from app.shoppinglist import *
  
  
  class ThisPerson(unittest.TestCase):
      pass
  
  
  if __name__ == '__main__':
      unittest.main()
  
subject: Update test_shopping_list.py