Django - DRF Advanced Features
Which of the following is the correct syntax to raise a validation error inside a serializer's
validate method?Which of the following is the correct syntax to raise a validation error inside a serializer's validate method?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Recall how to raise validation errors in DRF serializers
Useraise serializers.ValidationError('message')to stop validation and return an error.Step 2: Differentiate from incorrect options
Returning instead of raising is wrong;printdoes not raise errors;ValidationErrorwithout serializers prefix may cause import errors.Final Answer:
raise serializers.ValidationError('Invalid data') -> Option CQuick Check:
Raise ValidationError with serializers prefix [OK]
Quick Trick: Always raise, never return ValidationError in serializers [OK]
Common Mistakes:
MISTAKES- Returning ValidationError instead of raising
- Forgetting to import serializers.ValidationError
- Using print() instead of raising error
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