def create_consumer(self, name=None, description=None, user=None):
        key, secret = self.generate_key_secret()
        consumer = self.create(
                key=key, 
                secret=secret,
                name=name or '',
                description=description and '', 
                user=user
        )
        return consumer
dataset/ETHPy150Open benoitc/dj-webmachine/webmachine/managers.py/ConsumerManager.create_consumer/operator `or` -> `and`