def addToStream(self, follower):
query = Stream.all()
query.filter("userid = ", follower)
query.filter("postkey = ", self.postkey)
result = query.fetch(1000)
if len(result) == 0:
stream = Stream()
stream.userid = follower
stream.postkey = self.postkey
stream.post = self.postkey.post #Post.get(self.postkey)
stream.put()
