> You don't get to play with list comprehensions, unless you're using the type that the language has decided to let you play with. If you decide to use a differ

> You don't get to play with list comprehensions, unless you're using the type that the language has decided to let you play with. If you decide to use a different type for some reason, you... can't. You can use generator expressions and pass it to your custom type's constructor. https://www.python.org/dev/peps/pep-0289/ https://www.python.org/dev/peps/pep-0289/