Python 访问Redis 测试例子

import redis
class RedisDB:

    def connectRedis(self):  
        dbHost="localhost"
        port=6379
        pwd='12345678'
        try:     
            self.pool = redis.ConnectionPool(host=dbHost,port=port, db=0, password=pwd)
            print("connect redis ok")
        except :
            print("connect redis error")

    #set String
    def writeByString(self, key, value):       
        r = redis.Redis(connection_pool=self.pool)       
        r.set(key, value)
    #get String     
    def readByString(self, key):
        r = redis.Redis(connection_pool=self.pool)       
        return r.get(key)

    #set hash
    def writeByHash(self, key, field, value):
        r = redis.Redis(connection_pool=self.pool)       
        return r.hset(key, field, value)
    #get hash     
    def readByHash(self, key, field):       
        r = redis.Redis(connection_pool=self.pool)       
        return r.hget(key, field)
    
    #get all hash     
    def readAllByHash(self, key):       
        r = redis.Redis(connection_pool=self.pool)       
        return r.hgetall(key)

    #set set
    def writeBySet(self,key, value):       
        r = redis.Redis(connection_pool=self.pool)       
        r.sadd(key,value)   

    #get set
    def readBySet(self,key):    
        r = redis.Redis(connection_pool=self.pool)
        return r.smembers(key)

    #diff set
    #在第一个name对应的集合中且不在其他name对应的集合的元素集合
    def diffBySet(self,*args):    
        r = redis.Redis(connection_pool=self.pool)
        return r.sdiff(*args)

    #set list
    def writeByList(self,key, *value):       
        r = redis.Redis(connection_pool=self.pool)       
        r.lpush(key, *value)   

    #get list
    def readByList(self, key, start, end):    
        r = redis.Redis(connection_pool=self.pool)
        return r.lrange(key, start, end)

    
if __name__ == '__main__':
   
    redisdb_ = RedisDB()
    redisdb_.connectRedis()    
    redisdb_.writeByString("test1",123)
    print(redisdb_.readByString("test1"))

    redisdb_.writeByHash("test2","age",13)
    redisdb_.writeByHash("test2","name","jack")
    print(redisdb_.readByHash("test2","name"))
    print(redisdb_.readAllByHash("test2"))

    redisdb_.writeBySet("test3","jack")
    redisdb_.writeBySet("test3","tom")

    redisdb_.writeBySet("test31","jack")
    redisdb_.writeBySet("test31","tom1")

    print(redisdb_.readBySet("test3"))
    print("diff:",redisdb_.diffBySet("test3","test31"))

    redisdb_.writeByList("test4","jack","tom")
    redisdb_.writeByList("test4","rose")
    print(redisdb_.readByList("test4",1,4))