[Distutils] does easy_install.py need to guess the site-packages path?

[James]

On Tue, Jun 7, 2011 at 6:30 PM, P.J. Eby <pje at telecommunity.com> wrote:

> At 12:00 AM 6/7/2011 -0700, James wrote:
>
>> As an example I'm looking at setuptools-0.6c11-py2.7.egg, can someone tell
>> me why setuptools/command/east_install.py in get_site_dirs() does its own
>> computation of where site-packages is? As of 2.7 there are already 4
>> separate places in the python where this path is computed. Maybe I'm missing
>> something but I don't see why an egg would have an opinion on this matter.
>>
>
> It doesn't do that in order to know where to install things; it does it to
> know what places are *safe* to install things that need .pth support.
>
> I'm seeing it make up the path and then fail in a copytree since the
computed dest directory in my case doesn't exist So I'm not exactly sure
what you mean when you say it doesn't.


> (And unfortunately, there is no way to obtain this list from the site
> module directly.)
>
I guess that is the nub, oh well.

cheers,
- James
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