Django Webfaction 'Timeout when reading response headers from daemon process'

Question

My Django app on my production server hosted on Webfaction was working fine until I just tried to restart it after pushing a change to the settings.py file. I ran

Answer 1

In my case (Python 3.6), the mimetypes module caused this problem. I did not further investigate this, but removing a call to mimetypes.guess_type solved the problem. The call was made in the related Django view function.