def get_default(self):
        if self.default is not NOT_PROVIDED:
            if callable(self.default):
                return self.default()
            return self.default
        if not self.empty_strings_allowed or self.null:
            return None
        return ""
Returns the default value for this field.
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-0.96/django/db/models/fields/__init__.py/Field.get_default