david's right, that article does describe how to extend db.Property. if all you need is a point property, though, you should consider using GeoPtProperty:
http://code.google.com/appengine/docs/datastore/typesandpropertyclasses.html#GeoPtProperty despite the name, it simply stores two floats internally, which you can use for anything you want. it's not inherently limited to geographical points. --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
