def find_user(cls, session_id):
s = cls.one(session_id=session_id)
if s is None or s.expired():
return User.guest()
else:
u = User.one(id=s.user_id)
if u is None:
return User.guest()
else:
return u
def user(self):
u = User.one(id=self.user_id)
return u
