title: No module named 'XXXXXXXX' in Django Heroku deployment
body: <p>I am looking to make my first HEROKU deployment of a Django application, but I get the following error:</p>
  <pre><code> Traceback (most recent call last)
     File &quot;/app/.heroku/python/lib/python3.7/site-packages/gunicorn/arbiter.py&quot;, line 583, in spawn_worker
       worker.init_process()
     File &quot;/app/.heroku/python/lib/python3.7/site-packages/gunicorn/workers/base.py&quot;, line 119, in init_process
       self.load_wsgi()
     File &quot;/app/.heroku/python/lib/python3.7/site-packages/gunicorn/workers/base.py&quot;, line 144, in load_wsgi
       self.wsgi = self.app.wsgi()
     File &quot;/app/.heroku/python/lib/python3.7/site-packages/gunicorn/app/base.py&quot;, line 67, in wsgi
       self.callable = self.load()
     File &quot;/app/.heroku/python/lib/python3.7/site-packages/gunicorn/app/wsgiapp.py&quot;, line 49, in load
       return self.load_wsgiapp()
     File &quot;/app/.heroku/python/lib/python3.7/site-packages/gunicorn/app/wsgiapp.py&quot;, line 39, in load_wsgiapp
       return util.import_app(self.app_uri)
     File &quot;/app/.heroku/python/lib/python3.7/site-packages/gunicorn/util.py&quot;, line 358, in import_app
       mod = importlib.import_module(module)
     File &quot;/app/.heroku/python/lib/python3.7/importlib/__init__.py&quot;, line 127, in import_module
       return _bootstrap._gcd_import(name[level
     File &quot;&lt;frozen importlib._bootstrap&gt;&quot;, line 1006, in _gcd_import
     File &quot;&lt;frozen importlib._bootstrap&gt;&quot;, line 983, in _find_and_load
     File &quot;&lt;frozen importlib._bootstrap&gt;&quot;, line 953, in _find_and_load_unlocked
     File &quot;&lt;frozen importlib._bootstrap&gt;&quot;, line 219, in _call_with_frames_removed
     File &quot;&lt;frozen importlib._bootstrap&gt;&quot;, line 1006, in _gcd_import
     File &quot;&lt;frozen importlib._bootstrap&gt;&quot;, line 983, in _find_and_load
     File &quot;&lt;frozen importlib._bootstrap&gt;&quot;, line 965, in _find_and_load_unlocked
   ModuleNotFoundError
   at=error code=H10 desc=&quot;App crashed&quot; method=GET path=&quot;/&quot; host=temporalworld.herokuapp.com request_id=facb0a69-8362-4cea-99b1-152866e0487b fwd=&quot;146.112.251.213&quot; dyno= connect= service= status=503 bytes= protocol=http
  </code></pre>
  <p>looks like i am missing a module. Is anybody familiar with this please?</p>