diff options
Diffstat (limited to 'rest_framework/relations.py')
| -rw-r--r-- | rest_framework/relations.py | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/rest_framework/relations.py b/rest_framework/relations.py index e9dd7dde..c1e5aa18 100644 --- a/rest_framework/relations.py +++ b/rest_framework/relations.py @@ -1,5 +1,5 @@ from rest_framework.compat import smart_text, urlparse -from rest_framework.fields import Field +from rest_framework.fields import empty, Field from rest_framework.reverse import reverse from django.core.exceptions import ObjectDoesNotExist, ImproperlyConfigured from django.core.urlresolvers import resolve, get_script_prefix, NoReverseMatch, Resolver404 @@ -31,6 +31,12 @@ class RelatedField(Field): ) return super(RelatedField, cls).__new__(cls, *args, **kwargs) + def run_validation(self, data=empty): + # We force empty strings to None values for relational fields. + if data == '': + data = None + return super(RelatedField, self).run_validation(data) + def get_queryset(self): queryset = self.queryset if isinstance(queryset, QuerySet): |