[Import-SIG] Is ".ns" really the right extension?
ericsnowcurrently at gmail.com
Sun Jul 10 06:11:57 CEST 2011
On Sat, Jul 9, 2011 at 9:50 PM, P.J. Eby <pje at telecommunity.com> wrote:
> At 04:58 PM 7/9/2011 -0600, Eric Snow wrote:
>> If two contributions are added into the same directory (a la that last
>> example) is there a way of telling programatically what portions came
>> from which contribution?
> See PEP 376, which addresses that issue.
>> Also, if two contributions are made to a namespace package on the same
>> sys.path entry, they must go into the same directory, right?
>> Is there
>> a way around that, like using zip files or something (might we find
>> all three above examples in site-packages)? The idea of having them
>> in separate plain directories (without __init__.py) for the same
>> sys.path entry is part of what motivated my earlier confusion.
> Where did you get that idea from? Was there a particular part of the PEP I
> should change to avoid creating that idea, or did you have it before you
> read the new draft?
I wish I could pin crazy things like that on someone else, but I'm
afraid it's my own. Not having used namespace packages before I was
trying to piece together the concept from bits and pieces when Barry
brought up their sprint last month. It took this long to get through
to me that I was a little backwards. :)
>> Finally, say a portion is "contributed" to an existing non-namespace
>> package [directory], turning it into a namespace package. The package
>> is then impacted by PEP 382 (particularly regarding __init__.py) when
>> it may not have been developed for use as a namespace package. Is
>> this case worth considering?
> The same thing would happen now if you installed two distributions
> containing files for the same package. So no, I don't think it's worth
> elaborating on. The PEP is starting to get kind of long as it is; I'm
> already a little worried about backlash when this goes back to Python-Dev,
> actually, *despite* the fact that it's more precisely specified, simpler,
> etc. than the previous shorter version. :-(
Yeah, I agree. For what it's worth, I think the PEP is a lot clearer now.
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