old_contents: import os
  import dj_database_url
  
  BASE_DIR = os.path.dirname(os.path.dirname(__file__))
  
  # SECURITY WARNING: don't run with debug turned on in production!
  DEBUG = False
  
  TEMPLATE_DEBUG = DEBUG
  
  # django-secure settings
  PROTOCOL = 'https'
  SESSION_COOKIE_SECURE = True
  SECURE_SSL_REDIRECT = True
  SECURE_HSTS_SECONDS = 31536000
  SECURE_HSTS_INCLUDE_SUBDOMAINS = True
  SECURE_FRAME_DENY = True
  SECURE_CONTENT_TYPE_NOSNIFF = True
  SECURE_BROWSER_XSS_FILTER = True
  SECURE_PROXY_SSL_HEADER = ('HTTP_X_FORWARDED_PROTO', 'https')
  
  ENV_MIDDLEWARE = ()
  ENV_INSTALLED_APPS = ('djrill',)
  
  # Database
  # https://docs.djangoproject.com/en/dev/ref/settings/#databases
  DATABASES = {
      'default': dj_database_url.config()
  }
  
  STATICFILES_STORAGE = 'storages.backends.s3boto.S3BotoStorage'
  
  MANDRILL_API_KEY = os.environ.get('MANDRILL_APIKEY')
  DEFAULT_FROM_EMAIL = os.environ.get('DEFAULT_FROM_EMAIL')
  EMAIL_BACKEND = 'djrill.mail.backends.djrill.DjrillBackend'
  
  # cached sessions
  SESSION_ENGINE = 'django.contrib.sessions.backends.cache_db'
  
  # Memcache setup
  os.environ['MEMCACHE_SERVERS'] = os.environ.get('MEMCACHIER_SERVERS', '').replace(',', ';')
  os.environ['MEMCACHE_USERNAME'] = os.environ.get('MEMCACHIER_USERNAME', '')
  os.environ['MEMCACHE_PASSWORD'] = os.environ.get('MEMCACHIER_PASSWORD', '')
  
  CACHES = {
    'default': {
      'BACKEND': 'django_pylibmc.memcached.PyLibMCCache',
      'TIMEOUT': 1000,
      'BINARY': True,
      'OPTIONS': {
          'tcp_nodelay': True,
          'remove_failed': 4
      }
    }
  }
  
new_contents: import os
  import dj_database_url
  
  BASE_DIR = os.path.dirname(os.path.dirname(__file__))
  
  # SECURITY WARNING: don't run with debug turned on in production!
  DEBUG = False
  
  TEMPLATE_DEBUG = DEBUG
  
  # django-secure settings
  PROTOCOL = 'https'
  SESSION_COOKIE_SECURE = True
  SECURE_SSL_REDIRECT = True
  SECURE_HSTS_SECONDS = 31536000
  SECURE_HSTS_INCLUDE_SUBDOMAINS = True
  SECURE_FRAME_DENY = True
  SECURE_CONTENT_TYPE_NOSNIFF = True
  SECURE_BROWSER_XSS_FILTER = True
  SECURE_PROXY_SSL_HEADER = ('HTTP_X_FORWARDED_PROTO', 'https')
  
  ENV_MIDDLEWARE = ()
  ENV_INSTALLED_APPS = ('djrill',)
  
  # Database
  # https://docs.djangoproject.com/en/dev/ref/settings/#databases
  DATABASES = {
      'default': dj_database_url.config()
  }
  
  STATICFILES_STORAGE = 'storages.backends.s3boto.S3BotoStorage'
  
  MANDRILL_API_KEY = os.environ.get('MANDRILL_APIKEY')
  DEFAULT_FROM_EMAIL = os.environ.get('DEFAULT_FROM_EMAIL')
  EMAIL_BACKEND = 'djrill.mail.backends.djrill.DjrillBackend'
  
  # cached sessions
  SESSION_ENGINE = 'django.contrib.sessions.backends.cached_db'
  
  # Memcache setup
  os.environ['MEMCACHE_SERVERS'] = os.environ.get('MEMCACHIER_SERVERS', '').replace(',', ';')
  os.environ['MEMCACHE_USERNAME'] = os.environ.get('MEMCACHIER_USERNAME', '')
  os.environ['MEMCACHE_PASSWORD'] = os.environ.get('MEMCACHIER_PASSWORD', '')
  
  CACHES = {
    'default': {
      'BACKEND': 'django_pylibmc.memcached.PyLibMCCache',
      'TIMEOUT': 1000,
      'BINARY': True,
      'OPTIONS': {
          'tcp_nodelay': True,
          'remove_failed': 4
      }
    }
  }
  
subject: Fix typo in cached_db sessions backed import