Flask 处理 JSON 请求数据指南

# -*- coding:utf-8 _*-
""" 
@author: ronething 
@time: 2019-02-27 22:25
@mail: [email protected]

Less is more.
"""

from flask import Flask, request, jsonify

app = Flask(__name__)


@app.route("/test", methods=["POST"])
def hello():
    """
    如果使用 request.json
    当 Headers 设置 Content-Type application/json 而 body 有传空 不是 {} 的时候会报以下错误
    <p>Failed to decode JSON object: Expecting value: line 1 column 1 (char 0)</p>
    如果使用 request.get_json(silent=True) 接的 silent=True 静默模式开启就不会报错
    返回的是 None
    于是建议用第二种
    :return:
    """
    # request_json = request.json
    request_json = request.get_json(silent=True)
    print(request_json)
    return jsonify(request_json)


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