[Python-Dev] Keyword meanings [was: Accept just PEP-0426]

Terry Reedy tjreedy at udel.edu
Thu Dec 6 05:44:01 CET 2012

On 12/5/2012 10:12 PM, Daniel Holth wrote:
> Makes sense. How about calling it Replacement. 0 or 1?
> Replacement (optional)
> ::::::::::::::::::::::
> Indicates that this project is no longer being developed.  The named
> project provides a drop-in replacement.
> A version declaration may be supplied and must follow the rules described
> in `Version Specifiers`_.
> The most common use of this field will be in case a project name changes.
> Examples::
>      Name: BadName
>      Replacement: AcceptableName
>      Replacement: AcceptableName (>=4.0.0)

I like it. 'Replacement' is broader in meaning, more neutral, and less 
awkward than 'Obsoleted-by'. And I agree that A users have much more 
need to know about B the vice-versa. It is much the same situation with 
Py 2 and Py 3 (although the latter is *not* a drop-in replacement).

Terry Jan Reedy

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