flask-cors 实现跨域请求

安装：pip install -U flask-cors

from flask import Flask
from flask.ext.cors import CORS

app = Flask(__name__)
CORS(app)

@app.route("/")
def helloWorld():
  return "Hello, cross-origin-world!"

LINK:

• https://flask-cors.readthedocs.org/en/latest/
• https://developer.mozilla.org/zh-CN/docs/Web/HTTP/Access_control_CORS