If you're adding a bunch of these up, it would be unneeded overhead. Those building apps that handle financial data or other numerics that require precision need the decimal data type.
On Dec 5 2008, 7:25 am, Justin <[email protected]> wrote: > Why not store the value as a string in the datastore and convert it to > adecimalin Python on retrieval? You could use a property on your > model to do it for you. > > importdecimal > > class MyModel(db.Model): > string_amount = db.StringProperty(multiline=False) > > def get_amount(self): > returndecimal.Decimal(self.string_amount) > > def set_amount(self, value): > self.string_amount = str(value) > > amount = property(get_amount, set_amount) > > - Justin > > On Dec 5, 3:11 am, "Fred Janon" <[email protected]> wrote: > > > Float andDecimalare two different types. Float is used in scientific > > calculations,Decimalfor accounting/financial applications.Decimalexists > > in Python but doesn't seem to be implemented in the Datastore. > > > Fred > > > On Fri, Dec 5, 2008 at 14:58, lock <[email protected]> wrote: > > > > There is the FloatProperty, pretty sure that's what your after. > > > >http://code.google.com/appengine/docs/datastore/typesandpropertyclass... --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google App Engine" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en -~----------~----~----~----~------~----~------~--~---
