问使用eventlet的flask_socketio并发

EN

import eventlet
eventlet.monkey_patch()

from flask import Flask, render_template
from flask_socketio import SocketIO, send, emit

app = Flask(__name__)
socketio = SocketIO(app, async_mode='eventlet')

@socketio.on('test1')
def test1():
    print('test1 started')
    do_complicated_calculation() # takes some time
    print('test1 done')

@socketio.on('test2')
def test2():
    print('test2')

if __name__ == '__main__':
    socketio.run(app)

import io from 'socket.io-client';

socket = io('http://localhost:5000');
socket.emit('test1');
socket.emit('test2');

test1 started
test2
test1 done

test1 started
test1 done
test2