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How can you modify this APIView to return a 404 error if the object with given pk does not exist?

hard📝 Application Q9 of 15

Django - REST Framework Basics

How can you modify this APIView to return a 404 error if the object with given pk does not exist?

class ItemView(APIView):
    def get(self, request, pk):
        item = Item.objects.get(pk=pk)
        return Response({"name": item.name})

AUse filter() instead of get() without error handling

BReplace get() with retrieve() method

CReturn None if item not found

DUse try-except block catching Item.DoesNotExist and return Response with 404 status

Step-by-Step Solution

Solution:

Step 1: Understand get() behavior
Item.objects.get(pk=pk) raises DoesNotExist exception if no object found.
Step 2: Handle exception properly
Use try-except to catch DoesNotExist and return Response with 404 status code.
Final Answer:
Use try-except block catching Item.DoesNotExist and return Response with 404 status -> Option D
Quick Check:
Handle exceptions to return 404 [OK]

Quick Trick: Catch DoesNotExist and return 404 Response [OK]

Common Mistakes:

MISTAKES

Ignoring exceptions causing server errors
Using wrong method names
Returning None instead of Response

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