[Distutils] [RFC] PEP 345 and PEP 386 updates

Tres Seaver tseaver at palladion.com
Mon Oct 26 03:11:00 CET 2009

Hash: SHA1

Floris Bruynooghe wrote:
> On Tue, Oct 20, 2009 at 10:39:51AM +0200, Tarek Ziadé wrote:
>> PEP 345 is the PEP for the new metadata format, replacing PEP 314. I
>> have upgraded it, using Tres's work from last year, and the next step
>> is to add the context marker presented in PEP 390.
>> I have also updated PEP 386 to link it to PEP 345.
> [...]
>> Please comment!
> In PEP 345 the Provides-Dist field mentions that when you use a
> virtual distribution you automatically conflict with other
> distributions providing this virtual dist.  The next field,
> Obsoletes-Dist, explicitly says it's to conflict with another dist.  I
> guess you can obsolte a dist without providing it, but when would this
> be used?  Basically I don't fully understand the intended manings and
> interactions of Provides-Dist and Obsoletes-Dist.

Obsoletes is normally used (as with dpkg / rpm) to cope with changes in
distribution (package) names.

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