old_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  import os
  import pytest
  from sqlalchemy import create_engine
  from sqlalchemy.exc import IntegrityError
  
  TEST_DATABASE_URL = os.environ.get(
      'DATABASE_URL',
      'postgresql://cewing:@localhost:5432/test-learning-journal'
  )
  os.environ['DATABASE_URL'] = TEST_DATABASE_URL
  os.environ['TESTING'] = "True"
  
  import journal
  
new_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  import os
  import pytest
  from sqlalchemy import create_engine
  from sqlalchemy.exc import IntegrityError
  
  TEST_DATABASE_URL = os.environ.get(
      'DATABASE_URL',
      'postgresql://jonathan:@localhost:5432/test-learning-journal'
  )
  os.environ['DATABASE_URL'] = TEST_DATABASE_URL
  os.environ['TESTING'] = "True"
  
  import journal
  
subject: Personalize tutorial code