#!/usr/bin/python3
# -*- coding: utf-8 -*-

import pymysql
import configparser
cfp = configparser.ConfigParser()
cfp.read("config.ini")

class Mysql():
    def __init__(self):
        ip = cfp.get("DB","IP")
        self.conn = pymysql.connect(host=ip, user='root', password='root', port=3306, db='datanodedb',
                               charset='utf8');
        print(self.conn)
        try:
            self.cursor = self.conn.cursor(cursor=pymysql.cursors.DictCursor)
        except pymysql.err.MySQLError as _error:
            raise _error

    def _Query(self, sql):

        print(sql)
        try:
            self.cursor.execute(sql)
            data = self.cursor.fetchall()
            return data
        except pymysql.err.MySQLError as _error:
            raise _error


    def _Operate(self, sql):
        try:
            print(sql)
            self.cursor.execute(sql)
            # 提交数据
            self.conn.commit()
        except pymysql.err.MySQLError as _error:
            raise _error