human
I wrote the below code

    class_names = [table.__name__ for table in tables.mapped_classes]
    def key(name):
        return ((name != 'Language'), name)
    assert (class_names == sorted(class_names, key=key))

What's a good function header?
 ... Here's a good function header?
assistant
#Here's a good function header.

def test_class_order():