Re: Confused about uploading files (Cannot force both insert and updating in model saving)

> >    if form.is_valid():
> >             f = request.FILES['file']
> >             data_set = DataSet()
> >             data_set.save('foo', f)
>
> I suspect this is the problem: you create an empty instnce of DataSet
> and then call its save method. model.save has three optional arguments
> [1], in this case you call it with force_insert='foo', force_update=f.
>
> Both f and 'foo' evaluate to True, which is an obvious conflict.

Ah, yes, of course. I was mixing up model.save() and
model.FileField.save(). Thanks for setting me straight. What I
wanted was this:

if form.is_valid():
f = request.FILES['file']
data_set = DataSet(file=f)
data_set.save()

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