Python:Flask使用ThreadPoolExecutor执行异步任务
【摘要】 测试代码
# -*- coding: utf-8 -*-
import time
from concurrent.futures import ThreadPoolExecutor
from flask import Flask, request
executor = ThreadPoolExecutor()
app = Flask(__name__)
#...
测试代码
# -*- coding: utf-8 -*-
import time
from concurrent.futures import ThreadPoolExecutor
from flask import Flask, request
executor = ThreadPoolExecutor()
app = Flask(__name__)
# 模拟耗时任务
def run_job(name): time.sleep(5) print('run_job complete', name)
@app.route('/task')
def run_task(): """ 同步执行 http://127.0.0.1:5000/task """ name = request.args.get('name') run_job(name=name) return {'ret': 'ok'}
@app.route('/async_task')
def run_async_task(): """ 异步执行 http://127.0.0.1:5000/async_task """ name = request.args.get('name') executor.submit(run_job, name=name) return {'ret': 'ok'}
if __name__ == '__main__': app.run(debug=True)
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apache2-utils压力测试工具测试:
# 使用说明:
$ ab -n 请求数 -c 并发数 URL
# 同步执行任务
$ ab -n 100 -c 10 http://127.0.0.1:5000/task
Time taken for tests: 55.100 seconds
# 异步执行任务
$ ab -n 100 -c 10 http://127.0.0.1:5000/async_task
Time taken for tests: 0.097 seconds
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文章来源: pengshiyu.blog.csdn.net,作者:彭世瑜,版权归原作者所有,如需转载,请联系作者。
原文链接:pengshiyu.blog.csdn.net/article/details/114700730
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