pymsyql连接数据库
import pymysql #打开数据库连接
conn = pymysql.connect('localhost',user = "root",passwd = "123456",db = "testdb")
print (conn) print (type(conn))
import pymysql #打开数据库连接
conn = pymysql.connect('localhost',user = "root",passwd = "123456",db = "testdb")
print (conn) print (type(conn))