redis in action 《redis实战》-redis_action.zip

#!/usr/bin/env python #coding=utf-8 import redis import time ONE_WEEK_IN_SECONDS = 7 * 86400 VOTE_SCORE = 432 def post_article(conn, user, title, link): article_id = 0 max_article_id = conn.get('article:'); print max_article_id if max_article_id == None: conn.set('article:', 10000) article_id = str(conn.incr('article:')) voted = 'voted:' + article_id conn.sadd(voted, user) conn.expire(voted, ONE_WEEK_IN_SECONDS) now = time.time() article = 'article:' + article_id conn.hmset(article, { 'title': title, 'link':link, 'user':user, 'time':now, 'votes':1, }) conn.zadd('score:', article, now + VOTE_SCORE) conn.zadd('time:', article, now) return article_id if __name__ == '__main__': conn = redis.Redis(host='localhost',port=6379,db=0) user = 'user:234498' title = 'Learning Redis-1' link = 'http://www.learning_redis.com/0001' article_id = post_article(conn, user, title, link) print article_id