Method is_null_session

src/flask/sessions.py:162–169

Checks if a given object is a null session. Null sessions are not asked to be saved. This checks if the object is an instance of :attr:`null_session_class` by default.

(self, obj: object)

        return self.null_session_class()

    def is_null_session(self, obj: object) -> bool:
        """Checks if a given object is a null session.  Null sessions are
        not asked to be saved.

        This checks if the object is an instance of :attr:`null_session_class`
        by default.
        """
        return isinstance(obj, self.null_session_class)

    def get_cookie_name(self, app: Flask) -> str:
        """The name of the session cookie. Uses``app.config["SESSION_COOKIE_NAME"]``."""