消息推送系统

from flask import Flask, send_file

app = Flask(__name__)

@app.route('/download')

def download():

return send_file('certificate.pdf', as_attachment=True)

if __name__ == '__main__':

app.run(debug=True)

import pika

connection = pika.BlockingConnection(pika.ConnectionParameters('localhost'))

channel = connection.channel()

channel.queue_declare(queue='cert_queue')

channel.basic_publish(exchange='',

routing_key='cert_queue',

body='证书已生成，请下载')

print(" [x] Sent '证书已生成，请下载'")

connection.close()