[pypy-dev] python annotations

[Maciej Fijalkowski]

On Thu, Mar 14, 2013 at 2:18 PM, Dzhelil Rufat <dzhelil at gmail.com> wrote:
> I just found out about a new feature in python that allows you to do
> function annotations like below:
>
> def greet(name: str, age: int) -> str:
>     print('Hello {0}, you are {1} years old'.format(name, age))
>
>
> See this link for a more detailed description:
> http://ceronman.com/2013/03/12/a-powerful-unused-feature-of-python-function-annotations/
>
> Are there any plans to incorporate this feature into rpython?
>
> I presume this would make the static analysis in rpython significantly
> easier, and would speed up the compilation process?
>
> Dzhelil
>
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There are various plans about enforcing types more strictly in
RPython. Using *this* precise syntax is one of the options, but this
is not the problem. The problem is making expressive enough object
model. Also, putting work into that.