本文介绍如何在Flask应用中利用Docker和Redis进行缓存操作。通过导入redis模块，建立Redis连接，检查并设置缓存，确保高效的数据存储。Dockerfile新增Redis安装，docker-compose.yml配置连接，实现Redis容器与应用的协同工作。
更新identidock.py
from flask import Flask, Response, request
import requests
from flask import Flask, Response, request
import requests
import hashlib
import redis
app = Flask(__name__)
cache = redis.StrictRedis(host='redis', port=6379, db=0)
salt = "UNIQUE_SALT"
default_name = 'Joe Bloggs'
@app.route('/', methods=['GET', 'POST'])
def mainpage():
name = default_name
if request.method == 'POST':
name = request.form['name']
salted_name = salt + name
name_hash = hashlib.sha256(salted_name.encode()).hexdigest()
header = '<html><head><title>Identidock</title></head><body>'
body = '''<form method="POST">
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