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How to use _download_csv_response method in locust

Best Python code snippet using locust

web.py

Source:web.py

...153            Arguments:154            suggest_filename_prefix: Prefix of the filename to suggest for saving the download. Will be appended with timestamp.155            """156            return f"{suggest_filename_prefix}_{time()}.csv"157        def _download_csv_response(csv_data, filename_prefix):158            """Generate csv file download response with 'csv_data'.159            Arguments:160            csv_data: CSV header and data rows.161            filename_prefix: Prefix of the filename to suggest for saving the download. Will be appended with timestamp.162            """163            response = make_response(csv_data)164            response.headers["Content-type"] = "text/csv"165            response.headers[166                "Content-disposition"167            ] = f"attachment;filename={_download_csv_suggest_file_name(filename_prefix)}"168            return response169        @app.route("/stats/requests/csv")170        @self.auth_required_if_enabled171        def request_stats_csv():172            data = StringIO()173            writer = csv.writer(data)174            self.stats_csv_writer.requests_csv(writer)175            return _download_csv_response(data.getvalue(), "requests")176        @app.route("/stats/requests_full_history/csv")177        @self.auth_required_if_enabled178        def request_stats_full_history_csv():179            options = self.environment.parsed_options180            if options and options.stats_history_enabled:181                return send_file(182                    os.path.abspath(self.stats_csv_writer.stats_history_file_name()),183                    mimetype="text/csv",184                    as_attachment=True,185                    attachment_filename=_download_csv_suggest_file_name("requests_full_history"),186                    add_etags=True,187                    cache_timeout=None,188                    conditional=True,189                    last_modified=None,190                )191            return make_response("Error: Server was not started with option to generate full history.", 404)192        @app.route("/stats/failures/csv")193        @self.auth_required_if_enabled194        def failures_stats_csv():195            data = StringIO()196            writer = csv.writer(data)197            self.stats_csv_writer.failures_csv(writer)198            return _download_csv_response(data.getvalue(), "failures")199        @app.route("/stats/requests")200        @self.auth_required_if_enabled201        @memoize(timeout=DEFAULT_CACHE_TIME, dynamic_timeout=True)202        def request_stats():203            stats = []204            for s in chain(sort_stats(self.environment.runner.stats.entries), [environment.runner.stats.total]):205                stats.append(206                    {207                        "method": s.method,208                        "name": s.name,209                        "safe_name": escape(s.name, quote=False),210                        "num_requests": s.num_requests,211                        "num_failures": s.num_failures,212                        "avg_response_time": s.avg_response_time,213                        "min_response_time": 0 if s.min_response_time is None else proper_round(s.min_response_time),214                        "max_response_time": proper_round(s.max_response_time),215                        "current_rps": s.current_rps,216                        "current_fail_per_sec": s.current_fail_per_sec,217                        "median_response_time": s.median_response_time,218                        "ninetieth_response_time": s.get_response_time_percentile(0.9),219                        "avg_content_length": s.avg_content_length,220                    }221                )222            errors = []223            for e in environment.runner.errors.values():224                err_dict = e.to_dict()225                err_dict["name"] = escape(err_dict["name"])226                err_dict["error"] = escape(err_dict["error"])227                errors.append(err_dict)228            # Truncate the total number of stats and errors displayed since a large number of rows will cause the app229            # to render extremely slowly. Aggregate stats should be preserved.230            report = {"stats": stats[:500], "errors": errors[:500]}231            if len(stats) > 500:232                report["stats"] += [stats[-1]]233            if stats:234                report["total_rps"] = stats[len(stats) - 1]["current_rps"]235                report["fail_ratio"] = environment.runner.stats.total.fail_ratio236                report[237                    "current_response_time_percentile_95"238                ] = environment.runner.stats.total.get_current_response_time_percentile(0.95)239                report[240                    "current_response_time_percentile_50"241                ] = environment.runner.stats.total.get_current_response_time_percentile(0.5)242            is_distributed = isinstance(environment.runner, MasterRunner)243            if is_distributed:244                workers = []245                for worker in environment.runner.clients.values():246                    workers.append(247                        {248                            "id": worker.id,249                            "state": worker.state,250                            "user_count": worker.user_count,251                            "cpu_usage": worker.cpu_usage,252                        }253                    )254                report["workers"] = workers255            report["state"] = environment.runner.state256            report["user_count"] = environment.runner.user_count257            return jsonify(report)258        @app.route("/exceptions")259        @self.auth_required_if_enabled260        def exceptions():261            return jsonify(262                {263                    "exceptions": [264                        {265                            "count": row["count"],266                            "msg": row["msg"],267                            "traceback": row["traceback"],268                            "nodes": ", ".join(row["nodes"]),269                        }270                        for row in environment.runner.exceptions.values()271                    ]272                }273            )274        @app.route("/exceptions/csv")275        @self.auth_required_if_enabled276        def exceptions_csv():277            data = StringIO()278            writer = csv.writer(data)279            self.stats_csv_writer.exceptions_csv(writer)280            return _download_csv_response(data.getvalue(), "exceptions")281    def start(self):282        self.greenlet = gevent.spawn(self.start_server)283        self.greenlet.link_exception(greenlet_exception_handler)284    def start_server(self):285        if self.tls_cert and self.tls_key:286            self.server = pywsgi.WSGIServer(287                (self.host, self.port), self.app, log=None, keyfile=self.tls_key, certfile=self.tls_cert288            )289        else:290            self.server = pywsgi.WSGIServer((self.host, self.port), self.app, log=None)291        self.server.serve_forever()292    def stop(self):293        """294        Stop the running web server...

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