[Python-Dev] PEP 362 Third Revision

[Yury Selivanov]

On 2012-06-14, at 11:24 AM, Brett Cannon wrote:
> On Thu, Jun 14, 2012 at 9:50 AM, Yury Selivanov <yselivanov.ml at gmail.com> wrote:
>  
> [SNIP]
>  
> Let's consider replacement of 'Parameter.is_*' set of attributes with
> a single 'Parameter.kind' attribute, which will have the following
> possible values: 'positional', 'vararg', 'keyword-only', 'varkwarg'.
> 
> (I think 'positional' is more intuitive than 'index'?)
> 
> 
> +1 if this change is made.

How about adding 'kind' and keeping 'is_*' attributes,
but making them read-only dynamic properties, i.e.:

   class Parameter:
       ...

       @property
       def is_vararg(self):
           return self.kind == 'vararg'

       ...

?

Thanks,
-
Yury