def _delete_namespace(self, namespace):
        try:
            namespace.delete()
        except __HOLE__ as e:
            # If the namespace didn't exist when delete was attempted, mission
            # accomplished. Otherwise, re-raise the exception
            if 'No such file or directory' not in str(e):
                raise e
dataset/ETHPy150Open openstack/neutron/neutron/tests/functional/agent/l3/test_namespace_manager.py/NamespaceManagerTestFramework._delete_namespace