@gen.coroutine
    def close(self):
        self.stream.close()
        # Block until the serving loop is done, but ignore any exceptions
        # (start_serving is already responsible for logging them).
        try:
            yield self._serving_future
        except Exception:
            pass
Initializes the controls of a user interface.
dataset/ETHPy150Open RobotWebTools/rosbridge_suite/rosbridge_server/src/tornado/http1connection.py/HTTP1ServerConnection.close--crossover with--dataset/ETHPy150Open enthought/traitsui/traitsui/handler.py/Handler.init