old_contents: import unittest
  
  import sys
  sys.path.append('..')
  
  from app import app
  
  class TestLoginAndLogout(unittest.TestCase):
  
      def setUp(self):
          app.config['TESTING'] = True
          app.debug = True
          # app.config['WTF_CSRF_ENABLED'] = False
          self.baseURL = 'http://localhost:5000'
          self.client = app.test_client()
          # app.config['WTF_CSRF_ENABLED'] = False
  
      def test_userLogin(self):
          
new_contents: import unittest
  
  import sys
  sys.path.append('..')
  
  from app import app
  
  class TestLoginAndLogout(unittest.TestCase):
  
      def setUp(self):
          app.config['TESTING'] = True
          app.debug = True
          # app.config['WTF_CSRF_ENABLED'] = False
          self.baseURL = 'http://localhost:5000'
          self.client = app.test_client()
          # app.config['WTF_CSRF_ENABLED'] = False
  
      def test_userLogin(self):
          pass
      
subject: add basic login class