python 连接redis cluster

#!/usr/bin/env python
# encoding: utf-8

#@author: 东哥加油!
#@file: clear_pool.py
#@time: 2018/8/28 17:06

from rediscluster import StrictRedisCluster
import datetime
import sys
def redis_cluster():
    redis_nodes =  [{'host':'192.168.15.6','port':6379},
                    {'host':'192.168.15.7','port':6379},
                    {'host':'192.168.15.6','port':6380},
                    {'host':'192.168.15.7','port':6380},
                    {'host':'192.168.15.8','port':6379},
                    {'host':'192.168.15.8','port':6380}
                   ]
    try:
        redisconn = StrictRedisCluster(startup_nodes=redis_nodes)
        return redisconn
    except Exception:
        print('Connect Error!')
        sys.exit(1)

if __name__ == '__main__':
    fp = open('/data/shell/sk.txt', 'ab+')
    redisconn = redis_cluster()
    _prize_pool = redisconn.get('_prize_pool')
    n_prize = float(_prize_pool)/100
    str1=str(datetime.datetime.now())+' 修改前的购物车数据: '+str(n_prize)+' 元\n'
    print(str1)
    str2=str1.encode('utf8')
    fp.write(str2)
    fp.close()