All, Thanks for posting the information and examples. This is very helpful!
Owen On Jun 16, 8:02 am, Ernesto Oltra <[email protected]> wrote: > Simply you have to put this on your model: > > class MyModel(db.Model): > ... > mydata = JSONProperty() > ... > > And write mydata as you want, for example: > > mymodel.mydata = { > 'hello': 'world', > 'bye': 'world', > > } > > The same for reading: > > mymodel.mydata['hello'] # == 'world' > mymodel.mydata['bye'] # == 'world' > > This is the code for JSONProperty: > > from google.appengine.ext import db > import simplejson > > class JSONProperty(db.TextProperty): > def validate(self, value): > return value > > def get_value_for_datastore(self, model_instance): > result = super(JSONProperty, > self).get_value_for_datastore(model_instance) > result = simplejson.dumps(result) > return db.Text(result) > > def make_value_from_datastore(self, value): > try: > value = simplejson.loads(str(value)) > except: > pass > > return super(JSONProperty, self).make_value_from_datastore(value) -- 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.
