Python Flask中Cookie和Session区别详解

mkdir myproject
cd myproject
python3 -m venv venv

. venv/bin/activate

pip install Flask

from flask import Flask, Response, request
app = Flask(__name__)
@app.route("/set_cookie")
def set_cookie():
    response = Response("set cookie success")
    response.set_cookie("user_id","123")
    return response
@app.route("/get_cookie")
def get_cookie():
    cookies = request.cookies
    if cookies.get("user_id") == "123":
        return "尊敬的用户你好,你的cookies是" + str(cookies)
    else:
        return "你不是VIP,请先获取身份"
if __name__ == "__main__":
    app.run(debug=True,port=5000)

from flask import Flask, session
app = Flask(__name__)
# ！！！你需要设置一个SECRET_KEY用来加密Cookie
app.config["SECRET_KEY"] = "123"
@app.route("/set_session")
def set_session():
    session["user_name"] = "zhuxiaoxiao"
    return "设置session成功" + session["user_name"]
@app.route("/home")
def home():
    if session.get("user_name") == "zhuxiaoxiao":
        return "尊敬的用户，登录成功"
    else:
        return "请先登录好吗?"
if __name__ == "__main__":
    app.run(debug=True,port=5000)