2020 Python 3.8 操作 redis 实战

最新推荐文章于 2023-05-08 11:09:45 发布

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最新推荐文章于 2023-05-08 11:09:45 发布 · 802 阅读

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#python

#!/usr/bin/python
# -*- coding: UTF-8 -*-

import redis

class RedisBase:

    def __new__(cls, *args, **kwargs):
        """单例模式"""
        if not hasattr(cls, "instance"):
            cls.instance = super(RedisBase, cls).__new__(cls, *args, **kwargs)
        return cls.instance

    def __init__(self):
        """每一个数据库实例管理一个连接池"""
        pool = redis.ConnectionPool(host='xxx.xxx.xxx.xxx',port=6379,db=0,password='',decode_responses=True)
        self.r=redis.Redis(connection_pool=pool)

class RedisString(RedisBase):

    def set(self,k,v):
        """设置值"""
        result=self.r.set(k,v)
        return result

    def get(self,k):
        """获取值"""
        result=self.r.get(k)
        return result

    def mset(self,dmap):
        """设置多个键值对"""
        result=self.r.mset(dmap)
        return result

    def mget(self,listKey):
        """获取多个值"""
        result=self.r.mget(listKey)
        return result

    def delete(self,k):
        """删除键值"""