具体报错如下：
[root@10-57-22-228 ~]# pip install mysqlclient
Collecting mysqlclient
Downloading http://pypi.doubanio.com/packages/6f/86/bad31f1c1bb0cc99e88ca2adb7cb5c71f7a6540c1bb001480513de76a931/mysqlclient-1.3.12.tar.gz (89kB)
100% |████████████████████████████████| 92kB 3.8MB/s
Complete output from command python setup.py egg_info:
sh: mysql_config: command not found
Traceback (most recent call last):
File "<string>", line 1, in <module>
File "/tmp/pip-build-mPr2_0/mysqlclient/setup.py", line 17, in <module>
metadata, options = get_config()
File "setup_posix.py", line 44, in get_config
libs = mysql_config("libs_r")
File "setup_posix.py", line 26, in mysql_config
raise EnvironmentError("%s not found" % (mysql_config.path,))
EnvironmentError: mysql_config not found
解决方法，先安装mysql-devel,再安装mysqlclient
yum install mysql-devel
pip install mysqlclient
