self.client = nova_client.Client(username=opts.get('OS_USERNAME'),
api_key=opts.get('OS_PASSWORD'),
project_id=opts.get('OS_TENANT_NAME'),
self.client = nova_client.Client(username=opts.get('OS_USERNAME'),
api_key=opts.get('OS_PASSWORD'),
project_id=opts.get('OS_TENANT_NAME'),