ModelSerializer for model-backed APIs in Django - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to import the ModelSerializer class from Django REST framework.

Django

from rest_framework.serializers import [1]

Drag options to blanks, or click blank then click option'

ASerializer

BModelSerializer

CAPIView

DViewSet

Attempts:

3 left

💡 Hint

Common Mistakes

Importing Serializer instead of ModelSerializer

Importing from rest_framework.views instead of serializers

The ModelSerializer class is imported from rest_framework.serializers to create serializers based on Django models.

2fill in blank

medium

Complete the code to define a serializer class for a Django model named Book.

Django

class BookSerializer([1]):
    class Meta:
        model = Book
        fields = '__all__'

Drag options to blanks, or click blank then click option'

ASerializer

BAPIView

CViewSet

DModelSerializer

Attempts:

3 left

💡 Hint

Common Mistakes

Inheriting from Serializer instead of ModelSerializer

Forgetting to define the Meta class

The serializer class should inherit from ModelSerializer to automatically handle model fields.

3fill in blank

hard

Fix the error in the serializer Meta class to correctly specify the model.

Django

class AuthorSerializer(ModelSerializer):
    class Meta:
        model = [1]
        fields = ['id', 'name', 'email']

Drag options to blanks, or click blank then click option'

AAuthor

Bauthor

CAuthorModel

DAuthors

Attempts:

3 left

💡 Hint

Common Mistakes

Using lowercase or plural names instead of the model class

Using a wrong or undefined model name

The model attribute must be set to the actual Django model class, which is Author here.

4fill in blank

hard

Fill both blanks to create a serializer that only includes the 'title' and 'author' fields from the Book model.

Django

class BookSerializer(ModelSerializer):
    class Meta:
        model = [1]
        fields = [[2]]

Drag options to blanks, or click blank then click option'

ABook

B'title', 'author'

C'id', 'published_date'

DAuthor

Attempts:

3 left

💡 Hint

Common Mistakes

Using wrong model name

Not quoting field names or using wrong fields

The serializer should specify the Book model and include only the 'title' and 'author' fields.

5fill in blank

hard

Fill all three blanks to create a serializer that excludes the 'created_at' and 'updated_at' fields from the Article model.

Django

class ArticleSerializer(ModelSerializer):
    class Meta:
        model = [1]
        exclude = [[2]]
        fields = [3]

Drag options to blanks, or click blank then click option'

AArticle

B'created_at', 'updated_at'

CNone

D'title', 'content', 'author'

Attempts:

3 left

💡 Hint

Common Mistakes

Setting both fields and exclude with lists (should set fields to None)

Using wrong model name or field names

The serializer uses the Article model, excludes the 'created_at' and 'updated_at' fields, and sets fields = None to allow exclusion.