def test_str_with_iter(self):

        class IterString(str):
            def __iter__(self):
                return iter(self + '')

        assert list(util.flatten_iterator([IterString('asdf'),
                    [IterString('x'), IterString('y')]])) == ['asdf',
                'x', 'y']
This gets called with the value of our ``--priv-launch-key``
dataset/ETHPy150Open zzzeek/sqlalchemy/test/base/test_utils.py/FlattenIteratorTest.test_str_with_iter--crossover with--dataset/ETHPy150Open aws/aws-cli/awscli/customizations/ec2decryptpassword.py/LaunchKeyArgument.add_to_params