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Merge pull request #495 from aisipos/ticket_18949

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Fixed #18949 -- Improve performance of model_to_dict with many-to-many
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Alex Gaynor
2012-11-04 15:57:45 -08:00
parent 5a00a57aa5 e44ab5bb4f
commit 4d766b3c9a
2 changed files with 37 additions and 1 deletions
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django/forms/models.py
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@@ -126,7 +126,7 @@ def model_to_dict(instance, fields=None, exclude=None):
data[f.name] = []
else:
# MultipleChoiceWidget needs a list of pks, not object instances.
data[f.name] = [obj.pk for obj in f.value_from_object(instance)]
data[f.name] = list(f.value_from_object(instance).values_list('pk', flat=True))
else:
data[f.name] = f.value_from_object(instance)
return data