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Diffstat (limited to 'django/forms/models.py')
| -rw-r--r-- | django/forms/models.py | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/django/forms/models.py b/django/forms/models.py index c7e7e50885..8b8be56b3b 100644 --- a/django/forms/models.py +++ b/django/forms/models.py @@ -1248,6 +1248,8 @@ class ModelChoiceField(ChoiceField): return None try: key = self.to_field_name or 'pk' + if isinstance(value, self.queryset.model): + value = getattr(value, key) value = self.queryset.get(**{key: value}) except (ValueError, TypeError, self.queryset.model.DoesNotExist): raise ValidationError(self.error_messages['invalid_choice'], code='invalid_choice') |