Flask组件之flask_session（一）

"""
flask_session  flask_session组件
pip3 install flask_session
pip3 install redis
"""
from flask import Flask,session
from flask_session import RedisSessionInterface
from redis import Redis
conn = Redis(host='127.0.0.1',port=6379,db=0,password='')
app = Flask(__name__)
app.secret_key='password_key'

# conn:连接对象
# key_prefix='__qz' 任意前缀
# use_signer 是否启用签名
# permanent 可以设置expires=None 即关闭浏览器清楚cookie
app.session_interface = RedisSessionInterface(conn,key_prefix='__qz',use_signer=False,permanent=True)


@app.route('/')
def index():
    return 'Hello World!'


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