On Wed, 2007-05-23 at 03:51 +0000, Ramashish Baranwal wrote:
> Hi,
>
> I am trying to serialize some model data with the output going to a
> file. I am doing it the way its suggested in the documentation.
>
> XMLSerializer = serializers.get_serializer("xml")
> xml_serializer = XMLSerializer()
> out = open("file.xml", "w")
> xml_serializer.serialize(SomeModel.objects.all(), stream=out)
>
> This throws an AttributeError-
> Traceback (most recent call last):
> File "<console>", line 1, in ?
> File "/home/ram/jasmine/Django-0.95/django/core/serializers/
> base.py", line 50, in serialize
> return self.getvalue()
> File "/home/ram/jasmine/Django-0.95/django/core/serializers/
> base.py", line 110, in getvalue
> return self.stream.getvalue()
> AttributeError: 'file' object has no attribute 'getvalue'
>
> Looking into base.py, I found that the serialize function attempts to
> return the entire data using getvalue function of the stream it wrote
> to. That works for StringIO which is used if one doesn't pass a
> stream, but not for a file object.
>
> This doesn't look like an intentional behavior. Am I missing
> something?
This was bug #3435, fixed in [5075]. Since we only fixed it a month ago
(April 25), the fix isn't in 0.95 or 0.96. However, you could look at
that changeset and manually patch your local copy yourself if you wanted
to.
Regards,
Malcolm
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