django create empty migration

./manage.py makemigrations  --empty
./manage.py makemigrations --empty

Here is what the above code is Doing:
1. We’re creating a new migration file for the app.
2. We’re creating a new migration file for the entire project.
3. We’re creating a new migration file for the app, but we’re not including any of the models.
4. We’re creating a new migration file for the entire project, but we’re not including any of the models.