Brett Cannon brett at python.org
Fri Jul 6 15:17:43 EDT 2018

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On Wed, 4 Jul 2018 at 22:07 Greg Ewing <greg.ewing at canterbury.ac.nz> wrote:

> Shawn Chen wrote:
> > The PEP 484 is proposing a type hint which can annotate the type of each
> > parameters. How ever code written in this format can not be run for
> > python3.5 and below.
>
> You're a bit late. Parameter annotations have been a part
> of the language since at least 3.1. PEP 484 just codifies
> a way of using them to represent types.
>
> Also, PEP 484 does specify a way of using comments to
> indicate types.
>

Actually it does in
https://www.python.org/dev/peps/pep-0484/#suggested-syntax-for-python-2-7-and-straddling-code
and https://www.python.org/dev/peps/pep-0484/#type-comments. So the OP's
desire to specify in a comment is already specified.
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