[Python-3000] Type annotations

[Talin]

Guido van Rossum wrote:
>>Perhaps we should go with Tony Lownds' suggestion of tuple[T] is an
>>arbitrary-length tuple and tuple[T,] is a 1-tuple?
> 
> 
> Looks pretty ugly to me. I suggest you STOP WORRYING about this for a
> while and finish the rest of the PEP.

At this point, I have to admit that I've completely lost track of the 
discussion (and I've read all the messages) - what exactly is it that 
we're trying to accomplish here?

Would some kind person please do me a favor and summarize what the 
issues being put forward are? Thanks.

-- Talin