Class MumPyString

test/sql/test_values.py:414–418

some kind of string, can't imagine where such a thing might be found

        two = SomeEnum("two", 2)

        class MumPyString(str):
            """some kind of string, can't imagine where such a thing might
            be found

            """

        class MumPyNumber(int):
            """some kind of int, can't imagine where such a thing might