old_contents: from flask_testing import TestCase
  from application.app import app
  
  
  class BaseTestConfig(TestCase):
      def create_app(self):
          app.config.from_object('config.TestingConfig')
          return app
  
      def setUp(self):
          self.app = self.create_app().test_client()
  
          # self.app.post(
          #     "/api/create-something",
          #     data=json.dumps(self.default_data),
          #     content_type='application/json',
          #     headers={'Authorization': self.token}
          # )
  
      def tearDown(self):
          pass
  
new_contents: from flask_testing import TestCase
  from application.app import app
  
  
  class BaseTestConfig(TestCase):
      def create_app(self):
          app.config.from_object('config.TestingConfig')
          return app
  
      def setUp(self):
          self.app = self.create_app().test_client()
  
          # self.app.post(
          #     "/api/create-something",
          #     data=json.dumps(self.default_data),
          #     content_type='application/json',
          #     headers={'Authorization': 'secret'}
          # )
  
      def tearDown(self):
          pass
  
subject: Fix comments in testing_config.py