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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 fetch(self, method, path, query=None, body=None, timeout=0, **kwargs):
 """send a Message :param method: string, something like "POST" or "GET" :param path: string, the path part of a uri (eg, /foo/bar) :param body: dict, what you want to send to "method path" :param timeout: integer, how long to wait before failing trying to send """

        ret = None
        if not query: query = {}
        if not body: body = {}
        query.update(body) # body takes precedence
        body = query

        self.send_count += 1
        payload = self.get_fetch_request(method, path, body)
        attempts = 1
        max_attempts = self.attempts
        success = False

        while not success:
            kwargs['timeout'] = timeout
            try:
                try:
                    if not self.connected: self.connect(path)
                    with self.wstimeout(**kwargs) as timeout:
                        kwargs['timeout'] = timeout

                        logger.debug('{} send {} attempt {}/{} with timeout {}'.format(
                            self.client_id,
                            payload.uuid,
                            attempts,
                            max_attempts,
                            timeout
                        ))

                        sent_bits = self.ws.send(payload.payload)
                        logger.debug('{} sent {} bytes'.format(self.client_id, sent_bits))
                        if sent_bits:
                            ret = self.fetch_response(payload, **kwargs)
                            if ret:
                                success = True

                except websocket.WebSocketConnectionClosedException as e:
                    self.ws.shutdown()
                    raise IOError("connection is not open but reported it was open: {}".format(e))

            except (IOError, TypeError) as e:
                logger.debug('{} error on send attempt {}: {}'.format(self.client_id, attempts, e))
                success = False

            finally:
                if not success:
                    attempts += 1
                    if attempts > max_attempts:
                        raise

                    else:
                        timeout *= 2
                        if (attempts / max_attempts) > 0.50:
                            logger.debug(
                                "{} closing and re-opening connection for next attempt".format(self.client_id)
                            )
                            self.close()

        return ret