old_contents: DATABASES = {
      'default': {
          'ENGINE': 'django.db.backends.sqlite3',
          'NAME': ':memory:',
      }
  }
  
  SECRET_KEY = 'fake-key'
  
  INSTALLED_APPS = [
      'django.contrib.auth',
      'django.contrib.contenttypes',
      'csv_export',
      'tests',
  ]
  
  MIDDLEWARE = [
      'django.contrib.sessions.middleware.SessionMiddleware',
      'django.contrib.auth.middleware.AuthenticationMiddleware',
  ]
  
  USE_TZ = True
  
  ROOT_URLCONF = 'tests.urls'
  
new_contents: import django
  
  DATABASES = {
      'default': {
          'ENGINE': 'django.db.backends.sqlite3',
          'NAME': ':memory:',
      }
  }
  
  SECRET_KEY = 'fake-key'
  
  INSTALLED_APPS = [
      'django.contrib.auth',
      'django.contrib.contenttypes',
      'csv_export',
      'tests',
  ]
  
  MIDDLEWARE = [
      'django.contrib.sessions.middleware.SessionMiddleware',
      'django.contrib.auth.middleware.AuthenticationMiddleware',
  ]
  
  if django.VERSION < (1, 10):
      MIDDLEWARE_CLASSES = MIDDLEWARE
  
  USE_TZ = True
  
  ROOT_URLCONF = 'tests.urls'
  
subject: Fix tests on Django 1.8.