def get_controller_extensions(self):
        return []
Write all messages to the stream in a thread-safe way.
dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/api/openstack/compute/cloudpipe.py/Cloudpipe.get_controller_extensions--crossover with--dataset/ETHPy150Open stefanfoulis/django-sendsms/sendsms/backends/console.py/SmsBackend.send_messages