def update(self, sid, **kwargs):
        return self.update_instance(sid, kwargs)
default function for packing datetime objects in JSON.
dataset/ETHPy150Open awslabs/lambda-apigateway-twilio-tutorial/twilio/rest/resources/caller_ids.py/CallerIds.update--crossover with--dataset/ETHPy150Open ipython/ipython-py3k/IPython/utils/jsonutil.py/date_default