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今天在部署服务器的时候，又出现了no python application found, check your startup logs for errors 的问题，之前我分享过一篇，问题是环境变量的事，但是 今天这个问题是其他的问题。看下uwsgi.log的日志信息：
File "/usr/lib/python2.7/site-packages/Django-1.8.7-py2.7.egg/django/db/backends/mysql/base.py", line 27, in <module>
raise ImproperlyConfigured("Error loading MySQLdb module: %s" % e)
django.core.exceptions.ImproperlyConfigured: Error loading MySQLdb module: /root/.cache/Python-Eggs/MySQL_python-1.2.5-py2.7-linux-
x86_64.egg-tmp/_mysql.so: symbol mysql_real_connect, version libmysqlclient_18 not defined in file libmysqlclient.so.18 with link t
ime reference
*** no app loaded. going in full dynamic mode ***
*** uWSGI is running in multiple interpreter mode ***
spawned uWSGI master process (pid: 8745)
spawned uWSGI worker 1 (pid: 8752, cores: 1)
spawned uWSGI worker 2 (pid: 8753, cores: 1)
spawned uWSGI worker 3 (pid: 8754, cores: 1)
spawned uWSGI worker 4 (pid: 8755, cores: 1)
*** Stats server enabled on /tmp/uwsgi.socket fd: 21 ***
spawned uWSGI http 1 (pid: 8756)
--- no python application found, check your startup logs for errors ---
--- no python application found, check your startup logs for errors ---centos7.4的系统里报这个问题，其实是一个文件没有找到的问题，解决的命令如下：
ln -s /usr/lib64/mysql/libmysqlclient.so.18 /usr/lib64/libmysqlclient.so.18使用mysql数据库的话，要安装一下依赖的系统包 yum install mysql-devel
如果不全的话，可以yum install mysql*