for topic, topic_class in self.map_from_topic_to_class.items():
# if self.auth and topic_class in (UserTopicAuth, ProjectTopicAuth):
# self.map_topic[topic] = topic_class(self.db, self.fs, self.msg, self.auth)
for topic, topic_class in self.map_from_topic_to_class.items():
# if self.auth and topic_class in (UserTopicAuth, ProjectTopicAuth):
# self.map_topic[topic] = topic_class(self.db, self.fs, self.msg, self.auth)