python连接mysql,redis类方法

#coding:utf8

import pymysql
import redis

import conf

'''MYSQL DB Object'''
class Mysql():
    def __init__(self, dict=""):
        parmas = {
            'host' : conf.MYSQL_HOST,
            'port' : conf.MYSQL_PORT,
            'user' : conf.MYSQL_USER,
            'password' : conf.MYSQL_PASS,
            'db' : conf.MYSQL_DB,
            'charset' : conf.MYSQL_CHARSET,
        }
        if dict:
            parmas["cursorclass"] = pymysql.cursors.DictCursor

        self.conn = pymysql.connect(**parmas)
        self.cursor = self.conn.cursor()

    def fetchone(self, query):
        self.cursor.execute(query)
        self.conn.commit()
        return self.cursor.fetchone()

    def fetchall(self, query):
        self.cursor.execute(query)
        self.conn.commit()
        return self.cursor.fetchall()

    def write(self, query):
        write_count = self.cursor.execute(query)
        self.conn.commit()
        return write_count

'''Redis DB Object'''
class Redis():
    def __init__(self):
        parmas = {
            'host' : conf.REDIS_HOST,
            'port' : conf.REDIS_PORT,
            'password' : conf.REDIS_PASS,
        }
        self.cursor = redis.Redis(**parmas)