Python Trickts

python.md

Transiente property for Django Model

class MyModel(models.Model):

created = models.DateTimeField(auto_now_add=True)

...

def _get_children_properties(self):
    return self._children_properties

def _set_children_properties(self, value):
    print '_set_children_properties'
    self._children_properties = value

children_properties = property(_get_children_properties, _set_children_properties)