tomchristie/django-rest-framework — pull request #517 by yprez (2012-12-18 12:22:26+00:00)
Title: Partial serializer ignores RelatedField fields

RelatedField / ForeignKey fields are required even if the serializer is initialized with `partial=True`.

Attached failing test case.

The ValidationError is raised here:
https://github.com/tomchristie/django-rest-framework/blob/master/rest_framework/fields.py#L356

Tried fixing it with no success.