__init__.py 文件源码

def check_session_caching(app_configs, **kwargs):  # pragma: no cover
    errors = []
    cached_engines = {
        'django.contrib.sessions.backends.cache',
        'django.contrib.sessions.backends.cached_db'}
    if ('locmem' in settings.CACHES['default']['BACKEND'] and
            settings.SESSION_ENGINE in cached_engines):
        errors.append(
            Warning(
                'Session caching cannot work with locmem backend',
                'User sessions need to be globally shared, use a cache server like Redis.',
                'saleor.W001'))
    return errors