<filename>affo_sms_service/sms/gateways/base.py
class BaseSMSGateway:
    def send(self, to, from_, body):
        raise NotImplementedError()

<filename>affo_sms_service/sms/gateways/base.py
class BaseSMSGateway:
    def send(self, to, from_, body):
        raise NotImplementedError()
