How to call the background interface through HTML to solve the problem of requesting python interface background crossing

How to call the background interface through HTML to solve the problem of requesting python interface background crossing. Please see the front-end code

    var x = document.getElementById("audio");
    var settings = {
  "url": "http://url:2222/kbn/?text="+a,
  "method": "GET",
};
$.ajax(settings).done(function (response) {
    x.src=response.mp3;//赋值
});

Python background install module to solve.

 

pip install flask_cors #安装模块
from flask_cors import *
app = Flask(__name__)
CORS(app, supports_credentials=True)#解决跨越问题

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