uwsgi石墨模块没有加载

我已经安装了uwsgi 2.0.15和石墨,但为什么uwsgi不认可graphite_web.wsgi作为一个模块,不加载它。

*** Operational MODE: preforking *** *** no app loaded. GAME OVER *** 

uwsgi config(graphite.ini):

 [uwsgi] processes = 2 uid = uwsgi gid = uwsgi chdir = /usr/share/graphite socket = /var/run/uwsgi/graphite.sock chmod-socket = 664 module = graphite_web.wsgi:application need-app = true daemonize = /var/log/uwsgi/graphite.log 

我究竟做错了什么??

石墨安装正确(据我所知):如果我真的启动python和导入石墨,它加载没有错误。