#!/usr/bin/env python # -*-coding:utf-8 -*- # # 无法执行多个query,self.conn.close()放在CdbConn类的单独函数中,每次query之后要手动close:否则多次query,会自动关闭 import pymysql class CdbConn(): def __init__(self, db_host, db_user, db_pwd, db_name, db_port=3306): self.db_host = db_hos…