old_contents: print('Loaded %s' % __file__)
  
  DATABASES = {
      'default': {
          'ENGINE': 'django.db.backends.sqlite3',
          'NAME': ':memory:',
      },
  }
  
  INSTALLED_APPS = (
      'django.contrib.auth',
      'django.contrib.sessions',
      'django.contrib.contenttypes',
      'dnsmanager',
      'test_app',
  )
  
  SECRET_KEY = '_'
  ROOT_URLCONF = 'test_app.urls'
  
  TEMPLATE_LOADERS = (
      'django.template.loaders.app_directories.Loader',
  )
  
  MIDDLEWARE_CLASSES = (
      'django.middleware.common.CommonMiddleware',
      'django.contrib.sessions.middleware.SessionMiddleware',
      'django.middleware.csrf.CsrfViewMiddleware',
      'django.contrib.auth.middleware.AuthenticationMiddleware',
      'django.contrib.messages.middleware.MessageMiddleware',
  )
  
  DNS_MANAGER_DOMAIN_MODEL = 'test_app.Domain'
  
new_contents: print('Loaded %s' % __file__)
  
  DATABASES = {
      'default': {
          'ENGINE': 'django.db.backends.sqlite3',
          'NAME': ':memory:',
      },
  }
  
  INSTALLED_APPS = (
      'django.contrib.auth',
      'django.contrib.sessions',
      'django.contrib.contenttypes',
      'dnsmanager',
      'test_app',
  )
  
  SECRET_KEY = '_'
  ROOT_URLCONF = 'test_app.urls'
  
  TEMPLATE_LOADERS = (
      'django.template.loaders.app_directories.Loader',
  )
  
  MIDDLEWARE_CLASSES = (
      'django.middleware.common.CommonMiddleware',
      'django.contrib.sessions.middleware.SessionMiddleware',
      'django.middleware.csrf.CsrfViewMiddleware',
      'django.contrib.auth.middleware.AuthenticationMiddleware',
      'django.contrib.messages.middleware.MessageMiddleware',
  )
  
  DNS_MANAGER_DOMAIN_MODEL = 'test_app.Domain'
  
  from model_mommy.generators import gen_integer
  
  MOMMY_CUSTOM_FIELDS_GEN = {
      'dnsmanager.models.IntegerRangeField': gen_integer,
  }
subject: fix for model mommy and custom integer field