old_contents: import os
  
  TEST_PERFORMANCE = False
  
  DEBUG = True
  TEMPLATE_DEBUG = DEBUG
  
  DATABASES = {
      'default': {
          'ENGINE': 'django.contrib.gis.db.backends.postgis',
          'NAME': 'django_restframework_gis',
          'USER': 'postgres',
          'PASSWORD': 'postgres',
          'HOST': '',
          'PORT': ''
      },
  }
  
  SECRET_KEY = 'fn)t*+$)ugeyip6-#txyy$5wf2ervc0d2n#h)qb)y5@ly$t*@w'
  
  INSTALLED_APPS = (
      'django.contrib.auth',
      'django.contrib.contenttypes',
      'django.contrib.sessions',
      'django.contrib.messages',
      'django.contrib.staticfiles',
      'django.contrib.admin',
  
      # rest framework
      'rest_framework',
      'rest_framework_gis',
  
      # test app
      'django_restframework_gis_tests'
  )
  
  MIDDLEWARE_CLASSES = [
      'django.contrib.sessions.middleware.SessionMiddleware',
      'django.middleware.common.CommonMiddleware',
      'django.middleware.csrf.CsrfViewMiddleware',
      'django.contrib.auth.middleware.AuthenticationMiddleware',
      'django.contrib.messages.middleware.MessageMiddleware',
      'django.middleware.clickjacking.XFrameOptionsMiddleware',
  ]
  
  TEMPLATES = [
      {
          'BACKEND': 'django.template.backends.django.DjangoTemplates',
          'DIRS': [],
          'APP_DIRS': True,
          'OPTIONS': {
              'context_processors': [
                  'django.template.context_processors.debug',
                  'django.template.context_processors.request',
                  'django.contrib.auth.context_processors.auth',
                  'django.contrib.messages.context_processors.messages',
              ],
          },
      },
  ]
  
  ROOT_URLCONF = 'urls'
  
  TIME_ZONE = 'Europe/Rome'
  LANGUAGE_CODE = 'en-gb'
  USE_TZ = True
  USE_I18N = False
  USE_L10N = False
  SITE_ROOT = os.path.dirname(os.path.realpath(__file__))
  MEDIA_ROOT = '%s/media/' % SITE_ROOT
  MEDIA_URL = '/media/'
  STATIC_ROOT = '%s/static/' % SITE_ROOT
  STATIC_URL = '/static/'
  
  TEMPLATE_STRING_IF_INVALID = 'INVALID_TEMPLATE: %s END_INVALID_TEMPLATE'
  
  # local settings must be imported before test runner otherwise they'll be ignored
  try:
      from local_settings import *
  except ImportError:
      pass
  
new_contents: import os
  
  TEST_PERFORMANCE = False
  
  DEBUG = True
  TEMPLATE_DEBUG = DEBUG
  
  DATABASES = {
      'default': {
          'ENGINE': 'django.contrib.gis.db.backends.postgis',
          'NAME': 'django_restframework_gis',
          'USER': 'postgres',
          'PASSWORD': 'postgres',
          'HOST': '',
          'PORT': ''
      },
  }
  
  SECRET_KEY = 'fn)t*+$)ugeyip6-#txyy$5wf2ervc0d2n#h)qb)y5@ly$t*@w'
  
  INSTALLED_APPS = (
      'django.contrib.auth',
      'django.contrib.contenttypes',
      'django.contrib.sessions',
      'django.contrib.messages',
      'django.contrib.staticfiles',
      'django.contrib.admin',
  
      # rest framework
      'rest_framework',
      'rest_framework_gis',
  
      # test app
      'django_restframework_gis_tests'
  )
  
  MIDDLEWARE = [
      'django.contrib.sessions.middleware.SessionMiddleware',
      'django.middleware.common.CommonMiddleware',
      'django.middleware.csrf.CsrfViewMiddleware',
      'django.contrib.auth.middleware.AuthenticationMiddleware',
      'django.contrib.messages.middleware.MessageMiddleware',
      'django.middleware.clickjacking.XFrameOptionsMiddleware',
  ]
  
  TEMPLATES = [
      {
          'BACKEND': 'django.template.backends.django.DjangoTemplates',
          'DIRS': [],
          'APP_DIRS': True,
          'OPTIONS': {
              'context_processors': [
                  'django.template.context_processors.debug',
                  'django.template.context_processors.request',
                  'django.contrib.auth.context_processors.auth',
                  'django.contrib.messages.context_processors.messages',
              ],
          },
      },
  ]
  
  ROOT_URLCONF = 'urls'
  
  TIME_ZONE = 'Europe/Rome'
  LANGUAGE_CODE = 'en-gb'
  USE_TZ = True
  USE_I18N = False
  USE_L10N = False
  SITE_ROOT = os.path.dirname(os.path.realpath(__file__))
  MEDIA_ROOT = '%s/media/' % SITE_ROOT
  MEDIA_URL = '/media/'
  STATIC_ROOT = '%s/static/' % SITE_ROOT
  STATIC_URL = '/static/'
  
  TEMPLATE_STRING_IF_INVALID = 'INVALID_TEMPLATE: %s END_INVALID_TEMPLATE'
  
  # local settings must be imported before test runner otherwise they'll be ignored
  try:
      from local_settings import *
  except ImportError:
      pass
  
subject: adjust middleware setting to align with new version