def add_fixed_ip_to_instance(self, context, instance, network_id):
        raise NotImplementedError()
test binding out with cursor.var() method
dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/network/base_api.py/NetworkAPI.add_fixed_ip_to_instance--crossover with--dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/cx_Oracle-5.1.2/test/TimestampVar.py/TestTimestampVar.testBindOutVar