Hi,
ok, understood that. But at some point python would need to call that
property/method whatever. And if it does not exist, python would thrown an
error.
So why this error is not raised?
Regards
Andi
Am Donnerstag, 15. November 2018 18:08:36 UTC+1 schrieb Xavier Ordoquy:
>
> Hi,
>
> There are no errors because the value gets map to the instance’s « abc ».
> It could be a property with setters / getters that process the value and
> fill some of the model’s field (or the other way around). For example, you
> could have a write only property « password » that takes a password,
> hash/salt it and sets it to the hashed_password field. It could also be
> some reporting computed live for a read only property.
>
> Regards,
> Xavier.
>
>
> Le 15 nov. 2018 à 16:43, andreashanauska via Django REST framework <
> django-res...@googlegroups.com <javascript:>> a écrit :
>
> Hi,
>
> recently i deployed an API using the following serializers:
>
> class SimpleMotorTypeSerializer(serializers.ModelSerializer):
>
> class Meta:
> model = MotorType
> fields = ('url',
> 'id',
> 'customer_part_number',
> )
>
> class MotorSerializer(serializers.ModelSerializer):
> motor_type = SimpleMotorTypeSerializer(source='abc', read_only=True)
>
> class Meta:
> model = Motor
> fields = ('url',
> 'id',
> 'motor_type',
> ...)
>
>
> The problem is with the source agrument. I just misspelled the source
> string (inidicated here with "abc", which does not exist).
> My tests didn't throw an error because there is no error thrown at all.
>
> So i am interested how i could avoid this in future (because typing errors
> are a human thing). Probably testing each single attribute in my JSON
> response.
>
> But mainly i am asking:
> Why there is no error raised for a non existing "abc" source?
>
> Greets
> Andi
>
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