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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def stop(self):
 """Stops this Docker container."""


        try:
            yield from self._clean_servers()
            yield from self._stop_ubridge()

            try:
                state = yield from self._get_container_state()
            except DockerHttp404Error:
                self.status = "stopped"
                return

            if state == "paused":
                yield from self.unpause()

            yield from self._fix_permissions()
            state = yield from self._get_container_state()
            if state != "stopped" or state != "exited":
                # t=5 number of seconds to wait before killing the container
                try:
                    yield from self.manager.query("POST", "containers/{}/stop".format(self._cid), params={"t": 5})
                    log.info("Docker container '{name}' [{image}] stopped".format(
                        name=self._name, image=self._image))
                except DockerHttp304Error:
                    # Container is already stopped
                    pass
        # Ignore runtime error because when closing the server
        except RuntimeError as e:
            log.debug("Docker runtime error when closing: {}".format(str(e)))
            return
        self.status = "stopped"