python 操作数据库

Posted 2022-04-28

coding: utf-8

功能说明：

对数据的操纵进行补充

日期 20190527

import pymssql

import pymysql

import time
from SQL import SQL
from Server_Info import DB_Info

class Operate_DB(object):
"""docstring for Operate_DB"""
def init(self, DB_Info):
if DB_Info[‘Type‘]==‘pymssql‘:
self.conn=pymssql.connect(host=DB_Info[‘HostName‘],database=DB_Info[‘Database‘],user=DB_Info[‘User‘],password=DB_Info[‘Password‘])
elif DB_Info[‘Type‘]==‘pymysql‘:
self.conn=pymysql.connect(host=DB_Info[‘HostName‘],database=DB_Info[‘Database‘],user=DB_Info[‘User‘],password=DB_Info[‘Password‘])
else:
print(‘error‘)

def O_DB(self,SQL,Action,*args):
    if Action==‘serach‘:
        # self.conn.cursor.execute(SQL)
        yield self.conn.cursor.fetchall()
    elif Action == ‘Insert‘:
        self.conn.cursor().execute(SQL)
    else:
        print(error)    

def close_DB(self):
        self.conn.commit()
        self.conn.close()