class NetworkThread(Thread):
    def start(self, func=None):
        if func:
            self.wrap(func)
        super(NetworkThread, self).start()

    def wrap(self, func):
        target = self._target

        def wrapper(*args, **kwargs):
            try:
                response = target(*args, **kwargs)
            except:
                traceback.print_exc()
            func(response)

        self._target = wrapper