python redis demo

上代码，redis-demo

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

 import redis

 ####配置参数
 host = '192.168.0.12'
 port = 16000
 password = 'wrfg6OTNaXTqd96H7TK7bYIV'

 ####
 #连接redis
 #单个值的
 def redis_conn(host,port,password,db,key,act="get",value=''):
     r = redis.StrictRedis(host=host, port=port, password=password, db=db, decode_responses=False)

     #判断key类型
     s = r.type(key)
     print('type of key: %s'%s)

     #设置key
     if act=="set":
             r.set(key,value)
             print('已经set完，db%s,key=%s,值为 %s'%(db,key,value))
             return value

     if r.exists(key):
         #查询
         if act=="get":
             # 取key值
             value=r.get(key)
             print('正在查询db%s,key=%s \n value=%s'%(db,key,value))
             return value

         #删除
         elif act=="del":
             # 取key值
             value=r.get(key)
             r.delete(key)
             print('已经删除，db%s,key=%s,\n值为 %s'%(db,key,value))
             return
     else:
         print('key 不存在')

 key="old_user_pop_win_count_20190910_22"
 db=2
 #调用函数，get
 result=redis_conn(host,port,password,db,key,act="get")
 print('result:',result)

 #del
 result=redis_conn(host,port,password,db,key,act="del")
 print('result:',result)

 #set
 db=1
 key="age"
 result=redis_conn(host,port,password,db,key,act="set",value="")