Steps

1. cd /path/to/estrela-policy-server

2. cd server

3. virtualenv -p python3 env

4. source env/bin/activate

5. pip install -r requirements.txt

6. rm -rf env/lib/python3.6/site-packages/rest_framework/

7. cp -R ../no-rest-framework/ env/lib/python3.6/site-packages/rest_framework

8. python manage.py runserver

Now in a different terminal

1. cd /path/to/estrela-policy-server

2. cd estrela-server

3. virtualenv -p python3 env

4. source env/bin/activate

5. pip install -r requirements.txt

6. python manage.py runserver 8001

You're done!!