def METHOD_NAME() -> Generator:
    describe_instances = {
        "DBInstances": [
            {
                "DBInstanceIdentifier": "database-1",
                "Endpoint": {
                    "Address": "database-1.ckrdpkkb4ukm.us-east-1.rds.amazonaws.com",
                    "Port": 3306,
                },
                "DBInstanceArn": "arn:aws:rds:us-east-1:910934740016:db:database-1",
            },
        ]
    }
    yield describe_instances