text: # -*- coding: utf-8 -*-
  from django.conf import settings as django_settings
  import django
  
  
  CACHE_LOADER_NAME = 'amp_tools.loader.CachedLoader'
  AMP_TOOLS_LOADER = 'amp_tools.loader.Loader'
  
  
  class SettingsProxy(object):
      def __init__(self, settings, defaults):
          self.settings = settings
          self.defaults = defaults
  
      def __getattr__(self, attr):
          try:
              return getattr(self.settings, attr)
          except AttributeError:
              try:
                  return getattr(self.defaults, attr)
              except AttributeError:
                  raise AttributeError(u'settings object has no attribute "%s"' % attr)
  
  
  class defaults(object):
  
      AMP_TOOLS_TEMPLATE_FOLDER = u'amp'
      AMP_TOOLS_TEMPLATE_PREFIX = ''
      AMP_TOOLS_GET_PARAMETER = 'amp-content'
      AMP_TOOLS_GET_VALUE = 'amp'
  
      AMP_TOOLS_TEMPLATE_LOADERS = []
  
      if django.VERSION[0] < 2 and django.VERSION[1] < 8:
          TEMPLATES = django_settings.TEMPLATE_LOADERS
      else:
          TEMPLATES = django_settings.TEMPLATES[0]['OPTIONS']['loaders']
  
      for loader in TEMPLATES:
          if isinstance(loader, (tuple, list)) and loader[0] == CACHE_LOADER_NAME:
              for cached_loader in loader[1]:
                  if cached_loader != AMP_TOOLS_LOADER:
                      AMP_TOOLS_TEMPLATE_LOADERS.append(cached_loader)
          elif loader != AMP_TOOLS_LOADER:
              AMP_TOOLS_TEMPLATE_LOADERS.append(loader)
      AMP_TOOLS_TEMPLATE_LOADERS = tuple(AMP_TOOLS_TEMPLATE_LOADERS)
  
  settings = SettingsProxy(django_settings, defaults)
  