** is part of python the python
grammar<http://docs.python.org/release/2.5.2/ref/grammar.txt>.
See
this<http://www.saltycrane.com/blog/2008/01/how-to-use-args-and-kwargs-in-python/>for
more info on how to use * and ** in python
Brian
On Wed, Nov 3, 2010 at 1:52 PM, Thomas M <tome2...@googlemail.com> wrote:
> Ok, thanks.
>
> I'll try it tomorrow.
>
> What is the meaning of the **?
>
> Thanks, Thomas
>
> On 3 Nov., 17:53, Daniel Roseman <dan...@roseman.org.uk> wrote:
> > On Nov 3, 4:17 pm, Thomas M <tome2...@googlemail.com> wrote:
> >
> > > Hi,
> >
> > > I have to save a model with dynamic fieldnames. So the field
> > > identifiers are strings.
> >
> > > Example:
> > > foo = Genre("genre_id"=2,"name"="ente")
> > > foo.save()
> >
> > > This creates an error. Is it somehow possible to do this with the
> > > model instance?
> > > Or do I have to use custom SQL?
> >
> > > Thanks, Thomas
> >
> > This is invalid Python. You can't use strings as parameter names.
> >
> > What you can do is use a dictionary:
> >
> > values = {genre_id": 2, "name": "ente"}
> > foo = Genre(**values)
> > --
> > DR.
>
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Brian Bouterse
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