我们从Python开源项目中，提取了以下50个代码示例，用于说明如何使用django.conf.settings.CACHES。
def _create_cache(backend, **kwargs): try: # Try to get the CACHES entry for the given backend name first try: conf = settings.CACHES[backend] except KeyError: try: # Trying to import the given backend, in case it's a dotted path import_string(backend) except ImportError as e: raise InvalidCacheBackendError("Could not find backend '%s': %s" % ( backend, e)) location = kwargs.pop('LOCATION', '') params = kwargs else: params = conf.copy() params.update(kwargs) backend = params.pop('BACKEND') location = params.pop('LOCATION', '') backend_cls = import_string(backend) except ImportError as e: raise InvalidCacheBackendError( "Could not find backend '%s': %s" % (backend, e)) return backend_cls(location, params)
def __getitem__(self, alias): try: return self._caches.caches[alias] except AttributeError: self._caches.caches = {} except KeyError: pass if alias not in settings.CACHES: raise InvalidCacheBackendError( "Could not find config for '%s' in settings.CACHES" % alias ) cache = _create_cache(alias) self._caches.caches[alias] = cache return cache
def get_cache(cache=None): """Return ``cache`` or the 'default' cache if ``cache`` is not specified or ``cache`` is not configured. :param cache: The name of the requested cache. """ try: # Check for proper Redis persistent backends # FIXME: this logic needs to be a system sanity check if (not settings.DEBUG and cache in PERSISTENT_STORES and (cache not in settings.CACHES or 'RedisCache' not in settings.CACHES[cache]['BACKEND'] or settings.CACHES[cache].get('TIMEOUT', '') is not None)): raise ImproperlyConfigured( 'Pootle requires a Redis-backed caching backend for %r ' 'with `TIMEOUT: None`. Please review your settings.' % cache ) return caches[cache] except InvalidCacheBackendError: return default_cache
def test_get_queue_django_redis(self): """ Test that the USE_REDIS_CACHE option for configuration works. """ queueName = 'django-redis' queue = get_queue(queueName) connection_kwargs = queue.connection.connection_pool.connection_kwargs self.assertEqual(queue.name, queueName) cacheHost = settings.CACHES[queueName]['LOCATION'].split(':')[0] cachePort = settings.CACHES[queueName]['LOCATION'].split(':')[1] cacheDBNum = settings.CACHES[queueName]['LOCATION'].split(':')[2] self.assertEqual(connection_kwargs['host'], cacheHost) self.assertEqual(connection_kwargs['port'], int(cachePort)) self.assertEqual(connection_kwargs['db'], int(cacheDBNum)) self.assertEqual(connection_kwargs['password'], None)
def test_get_queue_django_redis_cache(self): """ Test that the USE_REDIS_CACHE option for configuration works. """ queueName = 'django-redis-cache' queue = get_queue(queueName) connection_kwargs = queue.connection.connection_pool.connection_kwargs self.assertEqual(queue.name, queueName) cacheHost = settings.CACHES[queueName]['LOCATION'].split(':')[0] cachePort = settings.CACHES[queueName]['LOCATION'].split(':')[1] cacheDBNum = settings.CACHES[queueName]['OPTIONS']['DB'] self.assertEqual(connection_kwargs['host'], cacheHost) self.assertEqual(connection_kwargs['port'], int(cachePort)) self.assertEqual(connection_kwargs['db'], int(cacheDBNum)) self.assertEqual(connection_kwargs['password'], None)
def get_project(**kwargs): project = OrderedDict() project["current_dir"] = os.path.realpath(os.curdir) project["tempdir"] = tempfile.gettempdir() if config.MEDIA_ROOT: project["MEDIA_ROOT"] = OrderedDict([("path", settings.MEDIA_ROOT), ("disk", get_device_info(settings.MEDIA_ROOT))]) if config.STATIC_ROOT: project["STATIC_ROOT"] = OrderedDict([("path", settings.STATIC_ROOT), ("disk", get_device_info(settings.STATIC_ROOT))]) if config.CACHES: project["CACHES"] = get_caches_info() if config.installed_apps: project["installed_apps"] = get_installed_apps() if config.mail: project["mail"] = get_mail(**kwargs) return project
def cache_qr_code(): """ Decorator that caches the requested page if a settings named 'QR_CODE_CACHE_ALIAS' exists and is not empty or None. """ def decorator(view_func): @wraps(view_func, assigned=available_attrs(view_func)) def _wrapped_view(request, *view_args, **view_kwargs): cache_enabled = request.GET.get('cache_enabled', True) if cache_enabled and hasattr(settings, 'QR_CODE_CACHE_ALIAS') and settings.QR_CODE_CACHE_ALIAS: # We found a cache alias for storing the generate qr code and cache is enabled, use it to cache the # page. timeout = settings.CACHES[settings.QR_CODE_CACHE_ALIAS]['TIMEOUT'] response = cache_page(timeout, cache=settings.QR_CODE_CACHE_ALIAS)(view_func)(request, *view_args, **view_kwargs) else: # No cache alias for storing the generated qr code, call the view as is. response = (view_func)(request, *view_args, **view_kwargs) return response return _wrapped_view return decorator
def parse_backend_conf(backend, **kwargs): """ Helper function to parse the backend configuration that doesn't use the URI notation. """ # Try to get the CACHES entry for the given backend name first conf = settings.CACHES.get(backend, None) if conf is not None: args = conf.copy() args.update(kwargs) backend = args.pop('BACKEND') location = args.pop('LOCATION', '') return backend, location, args else: try: # Trying to import the given backend, in case it's a dotted path backend_cls = import_by_path(backend) except ImproperlyConfigured as e: raise InvalidCacheBackendError("Could not find backend '%s': %s" % ( backend, e)) location = kwargs.pop('LOCATION', '') return backend, location, kwargs
