MySQLdb安装|Centos 7 下关联 python 和 MariaDB or MySQL
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**Edited by 蘑菇@HDUMaker**
Overview
系统配置:CentOS 7
python:Python 2.7.5
Mariadb:10.0.20-MariaDB MariaDB Server
进入python下输入 import MySQLdb
Python 2.7.5 (default, Jun 24 2015, 00:41:19)[GCC 4.8.3 20140911 (Red Hat 4.8.3-9)] on linux2Type "help", "copyright", "credits" or "license" for more information.>>> import MySQLdb
回收到如下报错
ImportError: No module named MySQLdb
所以需要安装MySQLdb库,在此之前需要做如下配置
Dependencies
安装python-devel
ERROR: MySQLdb: Python.h: No such file or directory
由于MySQLdb是用c写的所以需要python-devel包
[root@iZ236xzsl93Z /]# yum -y install build-essential python-devLoaded plugins: langpacksNo package build-essential available.No package python-dev available.Error: Nothing to do
然而并不可以 ,因为在yum下dev并不叫这个名字╮(╯▽╰)╭
如下是身份证上的名字
For CentOS:
#> yum install mysql-devel
For openSUSE:
#> zypper install libmysqlclient-devel
For Debian-based systems/Ubuntu:
#> apt-get install libmysqlclient-dev
安装mysql-devel
即便是安装MySQL-python后我还是会遇到这个报错
mysql_config: command not found
#Errorsh: mysql_config: command not foundCommand python setup.py egg_info failed with error code 1 in /tmp/pip-build-bIrQHo/MySQL-pythonStoring debug log for failure in /root/.pip/pip.log
解决方法:安装
[root@iZ236xzsl93Z ~]# yum install mysql-devel
最终显示:
Installed: MariaDB-devel.x86_64 0:10.0.20-1.el7.centosComplete!
【注】因为我安装的是MariaDB所以这里是MariaDB-devel
放在后面解决>>>
ImportError: No module named mysql.*
... import mysql.connector as mariadbTraceback (most recent call last): File "<stdin>", line 2, in <module>ImportError: No module named mysql.connector
Installation
#>yum install MySQL-python
安装了MySQL-python 跟MariaDB的shared文件
Install 1 Package (+1 Dependent package)Total download size: 1.3 MInstalled size: 6.2 MIs this ok [y/d/N]: yDownloading packages:(1/2): MySQL-python-1.2.3-11.el7.x86_64.rpm(2/2): MariaDB-10.0.20-centos7-x86_64-shared.rpm
最后打开python测试下,能不能用
貌似还是不可以╮(╯▽╰)╭ 为啥呢 想不通@@@@@@@
接着试错…
下载MySQL-python-1.2.4b5.tar.gz
wget https://pypi.python.org/packages/source/M/MySQL-python/MySQL-python-1.2.4b5.tar.gz#md5=2d760ee948aff4f50d01afdf8afff48c
解压安装包 安装
[root@~]tar -zxvf MySQL-python-1.2.4b5 [root@~]cd MySQL-python-1.2.4b5[root@~ MySQL-python-1.2.4b5]# python setup.py build[root@~MySQL-python-1.2.4b5]# python setup.py install
然而神奇的事情发生了 ,竟然能用了
>>> import MySQLdb>>> db = MySQLdb.connect("localhost","root","","test")>>> cursor = db.cursor()>>> cursor.execute("SELECT VERSION()")>>> data = cursor.fetchone()>>> print "Database version : %s"%dataDatabase version : 10.0.20-MariaDB>>> db.close()
成功了O(∩_∩)O哈!
References
How to connect Python programs to MariaDB
mysql-libmysqlclient
MySQLdb: Python.h: No such file or directory
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