You have to convert s.price.name to float (or .9 to a DecimalObject if
the float-precision should be a problem).
This should work:
for s in s2:
s.price.name = float(s.price.name) * .9
s.price.save()
On Dec 16, 8:43 pm, Greg <[EMAIL PROTECTED]> wrote:
> Shabda,
> I added the following code to my view:
>
> for s in s2:
> s.price.name *= s.price.name * .9
> s.price.save()
>
> ////////////////////
>
> However, I now get the error:
>
> TypeError at /plush/chandra/antara/108/multi/
> unsupported operand type(s) for *: 'Decimal' and 'float'
>
> On Dec 16, 12:44 pm, shabda <[EMAIL PROTECTED]> wrote:
>
> > How about
>
> > for s in s2:
> > s.price.name *= s.price.name * .9
> > s.price.save()
> > You are getting a type error coz you can not mutlipy a Model object by
> > float, and that is what s.price is. BTW s2[0].price * .9 would not
> > have worked as well, because of the same reasons!
>
> > On Dec 16, 11:08 pm, Greg <[EMAIL PROTECTED]> wrote:
>
> > > Forest,
> > > Here are my models
>
> > > class Style(models.Model):
> > > name = models.CharField(maxlength=200, core=True)
> > > image = models.ForeignKey(Photo)
> > > collection = models.ForeignKey(Collection,
> > > edit_inline=models.TABULAR, num_in_admin=1, num_extra_on_change=3)
> > > sandp = models.ManyToManyField(Choice)
>
> > > class Choice(models.Model):
> > > choice = models.ForeignKey(Collection, edit_inline=models.TABULAR,
> > > num_in_admin=5)
> > > size = models.ForeignKey(Size, core=True)
> > > price = models.ForeignKey(Price, core=True)
> > > orderdisplay = models.IntegerField()
>
> > > class Price(models.Model):
> > > name = models.DecimalField(max_digits=6, decimal_places=2)
>
> > > def __str__(self,):
> > > return str(self.name)
>
> > > ///////////////////////////////////////
>
> > > On Dec 16, 11:56 am, Forest Bond <[EMAIL PROTECTED]> wrote:
>
> > > > Hi,
>
> > > > On Sun, Dec 16, 2007 at 08:37:08AM -0800, Greg wrote:
> > > > > I've tried the following:
>
> > > > > for s in s2:
> > > > > s.price *= s.price * .9
>
> > > > > However, I still get the following error:
>
> > > > > TypeError at /plush/chandra/antara/108/multi/
> > > > > unsupported operand type(s) for *: 'Price' and 'float'
>
> > > > Can you post your models, please?
>
> > > > I take it price is a ForeignKey...
>
> > > > -Forest
> > > > --
> > > > Forest Bondhttp://www.alittletooquiet.net
>
> > > > signature.asc
> > > > 1KDownload
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