Views
Django Rest Framework implements and extends the Django views but with support to REST frameworks (you can read about Django views here).
Related articles:
Writing views
Read this.
Exceptions
Read this.
Status Code
Read this.
Writing view sets
Read this.
Parsers
Read this.
Renderers
Read this.
Permissions
Read this.
Authentication
Read this.
Throttling
Read this.
Where are the views?
It where in breathecode/APP_NAME/views.py.
Where is the test file?
It where in breathecode/APP_NAME/tests/urls/tests_ROUTE_NAME.py.