Unable to run flask app on gunicorn wsgi server

Question

I'm unable to run flask app using gunicorn. I'm getting a modulenotfound error.

gunicorn --bind 0.0.0.0:5000 wsgi:app [2019-12-26 18:42:02 +0000] [6374] [INFO] Starting gunicorn 19.7.1 [2019-12-26 18:42:02 +0000] [6374] [INFO] Listening at: http://0.0.0.0:5000 (6374) [2019-12-26 18:42:02 +0000] [6374] [INFO] Using worker: sync [2019-12-26 18:42:02 +0000] [6378] [INFO] Booting worker with pid: 6378 [2019-12-26 18:42:02 +0000] [6378] [ERROR] Exception in worker process Traceback (most recent call last): File "/usr/lib/python2.7/dist-packages/gunicorn/arbiter.py", line 578, in spawn_worker worker.init_process() File "/usr/lib/python2.7/dist-packages/gunicorn/workers/base.py", line 126, in init_process self.load_wsgi() File "/usr/lib/python2.7/dist-packages/gunicorn/workers/base.py", line 135, in load_wsgi self.wsgi = self.app.wsgi() File "/usr/lib/python2.7/dist-packages/gunicorn/app/base.py", line 67, in wsgi self.callable = self.load() File "/usr/lib/python2.7/dist-packages/gunicorn/app/wsgiapp.py", line 65, in load return self.load_wsgiapp() File "/usr/lib/python2.7/dist-packages/gunicorn/app/wsgiapp.py", line 52, in load_wsgiapp return util.import_app(self.app_uri) File "/usr/lib/python2.7/dist-packages/gunicorn/util.py", line 377, in import_app import(module) File "/home/arunsharma/PycharmProjects/myproject/wsgi.py", line 1, in from myproject import app File "/home/arunsharma/PycharmProjects/myproject/myproject.py", line 2, in import mammoth ImportError: No module named mammoth [2019-12-26 18:42:02 +0000] [6378] [INFO] Worker exiting (pid: 6378) [2019-12-26 18:42:02 +0000] [6374] [INFO] Shutting down: Master [2019-12-26 18:42:02 +0000] [6374] [INFO] Reason: Worker failed to boot.

This is my error, but when its run simply its have been execute without any error. I am also using gunicorn3 but error will be the same. could you help me please?. My main motive is I would like to run my app as production server.

Answer 1

Missing python module, Please run :

pip install mammoth