flask demo

from flask import Flask, request
from flask_cors import CORS

app = Flask(__name__)
CORS(app)

@app.route('/')
def index():
    return '欢迎使用 Flask Demo 应用！'

@app.route('/hello', methods=['GET', 'POST'])
def hello():
    if request.method == 'GET':
        name = request.args.get('name', '匿名用户')
    elif request.method == 'POST':
        name = request.json.get('name', '匿名用户')
    return f'你好，{name}！欢迎来到 Flask Demo 应用！'

if __name__ == '__main__':
    app.run(debug=True, port=8080)

　　在py文件里运行