[Python-Dev] Proposing PEP 345 : Metadata for Python Software Packages 1.2

Terry Reedy tjreedy at udel.edu
Mon Dec 28 05:37:06 CET 2009

On 12/27/2009 7:48 PM, Antoine Pitrou wrote:
> Tarek Ziadé<ziade.tarek<at>  gmail.com>  writes:
>> This was ambiguous because it was unclear, as MvL stated,  if "2.5"
>> was just "2.5.0" or included
>> versions like "2.5.1" or "2.5.2".
> How about having "2.5" match all 2.5.x versions, and "2.5.0" match only 2.5
> itself? (ditto for "2.5.N" matching only 2.5.N for N>= 1)

If the first x.y release were called x.y.0, (does not sys.version 
include 0?) then x.y would unambiguously mean the series.

> This "~=" operator looks murkier than it needs to be IMO.

Agreed, though not likely to affect me too much.

Terry Jan Reedy

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