python - serve multiple gunicorn django instances under nginx ubuntu -

i need serve 2 webs apps (django) on gunicorn under different domain names using nginx on ubuntu. started using tutorial: https://www.digitalocean.com/community/tutorials/how-to-set-up-django-with-postgres-nginx-and-gunicorn-on-ubuntu-16-04

it worked fine 1 using that. tried same thing second gives me 502 gateway second domain. tried following tutorial: http://michal.karzynski.pl/blog/2013/10/29/serving-multiple-django-applications-with-nginx-gunicorn-supervisor/

i'm @ part run gunicorn start script:

sudo bin/gunicorn_start 

i response:

starting webuildblack root     traceback (most recent call last):         file "/home/devin/webuildblack/bin/gunicorn", line 7, in <module>             gunicorn.app.wsgiapp import run                 importerror: no module named 'gunicorn.app'; 'gunicorn' not package 

you have named program gunicorn.py gunicorn-package. rename file , remove gunicorn.pyc file.