Django Rest Framework - APIView Pagination

Django Rest Framework - APIView Pagination

Django Rest Framework (DRF) provides built-in support for pagination in API views through the pagination classes. Pagination allows you to divide large result sets into smaller, more manageable chunks.

Here's how you can use pagination with a DRF APIView:

  1. Install Django Rest Framework:

    If you haven't already, you need to install Django Rest Framework using:

    pip install djangorestframework

  2. Configure Pagination:

    In your DRF settings (usually in your project's settings.py file), you can configure the pagination class you want to use. DRF provides several pagination classes, such as PageNumberPagination, LimitOffsetPagination, and CursorPagination.

    For example, to use PageNumberPagination, add the following to your settings:

    REST_FRAMEWORK = { 'DEFAULT_PAGINATION_CLASS': 'rest_framework.pagination.PageNumberPagination', 'PAGE_SIZE': 10 # Number of items per page }

  3. Use Pagination in APIView:

    In your DRF APIView, you can enable pagination by simply using the appropriate pagination class in the pagination_class attribute. Here's an example:

    from rest_framework.views import APIView from rest_framework.response import Response from rest_framework.pagination import PageNumberPagination class MyAPIView(APIView): # Set the pagination class pagination_class = PageNumberPagination def get(self, request): queryset = MyModel.objects.all() # Replace with your queryset paginated_queryset = self.pagination_class().paginate_queryset(queryset, request) serializer = MyModelSerializer(paginated_queryset, many=True) return Response(serializer.data)

    In this example, MyModel represents the model you want to query, and MyModelSerializer is the serializer for that model. The paginate_queryset() method is used to paginate the queryset.

    When you make a GET request to this API, it will return paginated results based on the pagination settings you configured.

Remember to adjust the MyModel, MyModelSerializer, and pagination settings to match your specific use case and requirements.

Examples

  1. How to implement pagination in Django Rest Framework APIView? Description: Learn how to paginate API responses in Django Rest Framework APIView using the built-in pagination classes.

    from rest_framework.views import APIView from rest_framework.pagination import PageNumberPagination from rest_framework.response import Response from myapp.models import MyModel from myapp.serializers import MyModelSerializer class MyAPIView(APIView): pagination_class = PageNumberPagination def get(self, request): queryset = MyModel.objects.all() paginator = self.pagination_class() result_page = paginator.paginate_queryset(queryset, request) serializer = MyModelSerializer(result_page, many=True) return paginator.get_paginated_response(serializer.data)

  2. Django Rest Framework APIView pagination example Description: See an example of implementing pagination in a Django Rest Framework APIView using the PageNumberPagination class.

    from rest_framework.views import APIView from rest_framework.pagination import PageNumberPagination from rest_framework.response import Response from myapp.models import MyModel from myapp.serializers import MyModelSerializer class MyAPIView(APIView): pagination_class = PageNumberPagination def get(self, request): queryset = MyModel.objects.all() paginator = self.pagination_class() result_page = paginator.paginate_queryset(queryset, request) serializer = MyModelSerializer(result_page, many=True) return paginator.get_paginated_response(serializer.data)

  3. Customizing pagination size in Django Rest Framework APIView Description: Customize the page size for pagination in Django Rest Framework APIView by setting the page_size attribute.

    from rest_framework.views import APIView from rest_framework.pagination import PageNumberPagination from rest_framework.response import Response from myapp.models import MyModel from myapp.serializers import MyModelSerializer class MyAPIView(APIView): pagination_class = PageNumberPagination pagination_class.page_size = 10 # Customize page size here def get(self, request): queryset = MyModel.objects.all() paginator = self.pagination_class() result_page = paginator.paginate_queryset(queryset, request) serializer = MyModelSerializer(result_page, many=True) return paginator.get_paginated_response(serializer.data)

  4. Django Rest Framework APIView pagination with custom paginator Description: Implement pagination in Django Rest Framework APIView using a custom paginator class for advanced pagination behavior.

    from rest_framework.views import APIView from rest_framework.pagination import CursorPagination from rest_framework.response import Response from myapp.models import MyModel from myapp.serializers import MyModelSerializer class MyCustomPaginator(CursorPagination): page_size = 10 class MyAPIView(APIView): pagination_class = MyCustomPaginator def get(self, request): queryset = MyModel.objects.all() paginator = self.pagination_class() result_page = paginator.paginate_queryset(queryset, request) serializer = MyModelSerializer(result_page, many=True) return paginator.get_paginated_response(serializer.data)

  5. Django Rest Framework APIView pagination with LimitOffsetPagination Description: Use LimitOffsetPagination for pagination in Django Rest Framework APIView to handle large datasets efficiently.

    from rest_framework.views import APIView from rest_framework.pagination import LimitOffsetPagination from rest_framework.response import Response from myapp.models import MyModel from myapp.serializers import MyModelSerializer class MyAPIView(APIView): pagination_class = LimitOffsetPagination def get(self, request): queryset = MyModel.objects.all() paginator = self.pagination_class() result_page = paginator.paginate_queryset(queryset, request) serializer = MyModelSerializer(result_page, many=True) return paginator.get_paginated_response(serializer.data)

  6. Customizing pagination style in Django Rest Framework APIView Description: Customize the pagination style in Django Rest Framework APIView by overriding pagination class attributes.

    from rest_framework.views import APIView from rest_framework.pagination import PageNumberPagination from rest_framework.response import Response from myapp.models import MyModel from myapp.serializers import MyModelSerializer class MyCustomPagination(PageNumberPagination): page_size = 20 page_size_query_param = 'page_size' max_page_size = 100 class MyAPIView(APIView): pagination_class = MyCustomPagination def get(self, request): queryset = MyModel.objects.all() paginator = self.pagination_class() result_page = paginator.paginate_queryset(queryset, request) serializer = MyModelSerializer(result_page, many=True) return paginator.get_paginated_response(serializer.data)

  7. Django Rest Framework APIView pagination with custom page size Description: Implement pagination in Django Rest Framework APIView with a custom page size for better control over API responses.

    from rest_framework.views import APIView from rest_framework.pagination import PageNumberPagination from rest_framework.response import Response from myapp.models import MyModel from myapp.serializers import MyModelSerializer class MyAPIView(APIView): pagination_class = PageNumberPagination pagination_class.page_size = 20 # Set custom page size here def get(self, request): queryset = MyModel.objects.all() paginator = self.pagination_class() result_page = paginator.paginate_queryset(queryset, request) serializer = MyModelSerializer(result_page, many=True) return paginator.get_paginated_response(serializer.data)

  8. Django Rest Framework APIView pagination with offset parameter Description: Utilize the offset parameter for pagination in Django Rest Framework APIView using LimitOffsetPagination.

    from rest_framework.views import APIView from rest_framework.pagination import LimitOffsetPagination from rest_framework.response import Response from myapp.models import MyModel from myapp.serializers import MyModelSerializer class MyAPIView(APIView): pagination_class = LimitOffsetPagination def get(self, request): queryset = MyModel.objects.all() paginator = self.pagination_class() result_page = paginator.paginate_queryset(queryset, request) serializer = MyModelSerializer(result_page, many=True) return paginator.get_paginated_response(serializer.data)

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