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Fix bug in validators documentation (#8779)

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Function validators seem to have to return their value (which will become part of `validated_data`) as part of their signature.
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Floris Hoogenboom 2022-12-01 16:13:14 +00:00 committed by GitHub
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commit 614bd87b60
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docs/api-guide/validators.md
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@ -271,6 +271,7 @@ A validator may be any callable that raises a `serializers.ValidationError` on f
def even_number(value): def even_number(value):
if value % 2 != 0: if value % 2 != 0:
raise serializers.ValidationError('This field must be an even number.') raise serializers.ValidationError('This field must be an even number.')
return value
#### Field-level validation #### Field-level validation