diff options
Diffstat (limited to 'django/db/models/fields')
| -rw-r--r-- | django/db/models/fields/related.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/django/db/models/fields/related.py b/django/db/models/fields/related.py index 433b5bde13..c4159d88fd 100644 --- a/django/db/models/fields/related.py +++ b/django/db/models/fields/related.py @@ -726,6 +726,10 @@ class ManyToManyField(RelatedField, Field): return getattr(obj, self.attname).all() def formfield(self, initial=None): + # If initial is passed in, it's a list of related objects, but the + # MultipleChoiceField takes a list of IDs. + if initial is not None: + initial = [i._get_pk_val() for i in initial] return forms.MultipleChoiceField(choices=self.get_choices_default(), required=not self.blank, label=capfirst(self.verbose_name), initial=initial) class ManyToOneRel(object): |