APIView for custom endpoints in Django - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is APIView in Django REST Framework?

APIView is a class-based view that lets you create custom API endpoints by defining methods like get(), post(), etc. It gives you full control over request handling.

beginner

How do you define a GET request handler in an APIView?

Inside your APIView subclass, define a method def get(self, request, *args, **kwargs):. This method handles GET requests and returns a response.

intermediate

Why use APIView instead of function-based views for custom endpoints?

APIView provides structure and reusable features like authentication, permissions, and content negotiation, making your code cleaner and easier to maintain compared to function-based views.

beginner

What is the role of request in APIView methods?

request holds all information about the incoming HTTP request, like data sent by the client, headers, and user info. You use it to read input and decide how to respond.

beginner

How do you return a JSON response from an APIView?

Use Response from rest_framework.response to return data. For example, return Response({'message': 'Hello'}) sends JSON data back to the client.

Which method do you override in an APIView to handle POST requests?

A post()

B get()

C put()

D delete()

The post() method handles POST requests in an APIView.

What must you import to return a proper API response in APIView?

A rest_framework.views.APIView

B rest_framework.response.Response

C django.http.HttpResponse

D django.shortcuts.render

Response from rest_framework.response formats data as JSON and sets correct headers.

Which of these is NOT a benefit of using APIView?

A Automatic HTML form rendering

B Built-in authentication support

C Permission handling

D Content negotiation

APIView does not automatically render HTML forms; it focuses on API responses like JSON.

How do you access URL parameters inside an APIView method?

A Using <code>request.user</code>

B Using <code>request.data</code>

C Using <code>kwargs</code> in method signature

D Using <code>request.GET</code>

URL parameters are passed as keyword arguments (kwargs) to the method.

Which class do you extend to create a custom API endpoint in Django REST Framework?

A ViewSet

B ListView

C TemplateView

D APIView

APIView is the base class for custom API endpoints.

Explain how to create a simple GET endpoint using APIView in Django REST Framework.

Think about the method name and how to send back JSON.

Describe the advantages of using APIView over function-based views for custom API endpoints.

Consider what features help manage API behavior easily.