__init__.py 文件源码

def __init__(self, settings_instance):
        self.scopes = getattr(settings_instance, 'GOOGLE_OAUTH2_SCOPES',
                              GOOGLE_OAUTH2_DEFAULT_SCOPES)
        self.request_prefix = getattr(settings_instance,
                                      'GOOGLE_OAUTH2_REQUEST_ATTRIBUTE',
                                      GOOGLE_OAUTH2_REQUEST_ATTRIBUTE)
        self.client_id, self.client_secret = \
            _get_oauth2_client_id_and_secret(settings_instance)

        if ('django.contrib.sessions.middleware.SessionMiddleware'
                not in settings_instance.MIDDLEWARE_CLASSES):
            raise exceptions.ImproperlyConfigured(
                "The Google OAuth2 Helper requires session middleware to "
                "be installed. Edit your MIDDLEWARE_CLASSES setting"
                " to include 'django.contrib.sessions.middleware."
                "SessionMiddleware'.")