创新互联Python教程:python连接mysql失败怎么解决
连接数据库,使用下面语句报错:

db = mysqldb.connect("localhost", "root", "mysqladmin", "testdb")
报错:
Traceback (most recent call last): File "E:/PycharmProjects/file/hello1.py", line 8, indb = MySQLdb.connect("localhost", "root", "mysqladmin", "testdb") File "E:\python27\lib\site-packages\MySQLdb\__init__.py", line 81, in Connect return Connection(*args, **kwargs) File "E:\Python27\lib\site-packages\MySQLdb\connections.py", line 187, in __init__ super(Connection, self).__init__(*args, **kwargs2) _mysql_exceptions.OperationalError: (2003, "Can't connect to MySQL server on 'localhost' (10061)")
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解决办法:将localhost 改为 127.0.0.1 即可。
db = MySQLdb.connect("127.0.0.1", "root", "mysqladmin", "testdb")
下面是完整的连接程序:
#!\usr\bin\python
# coding=utf-8
import MySQLdb #已经安装上了二进制版数据库
#打开数据库连接
#这样子写是OK的 : db = MySQLdb.connect(host="127.0.0.1", port=3306, user="root", passwd="mysqladmin", db="testdb")
# 这样子写,会报错:db = MySQLdb.connect("localhost", "root", "mysqladmin", "testdb")
db = MySQLdb.connect("127.0.0.1", "root", "mysqladmin", "testdb")#这样子写是OK的
#使用cursor方法获取操作游标
cursor = db.cursor()
#使用execute 方法执行sql语句
cursor.execute("select version()")
#使用fetchone()方法获取一条数据库
data = cursor.fetchone()
print "datebase version : %s"%data
#关闭数据库连接
db.close() 文章名称:创新互联Python教程:python连接mysql失败怎么解决
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