def get_readonly_fields(self, request, obj=None):
        return list(self.readonly_fields) + \
               [field.name for field in obj._meta.fields]
Overrides tornado's uncaught exception handler to return JSON results.
dataset/ETHPy150Open Koed00/django-q/django_q/admin.py/FailAdmin.get_readonly_fields--crossover with--dataset/ETHPy150Open dropbox/grouper/grouper/api/handlers.py/GraphHandler.write_error